Names of 1191
| Nominal | 1191 |
| Cardinal | one thousand one hundred ninety-one |
| Ordinal | 1,191st |
| This number as US currency | one thousand one hundred ninety-one dollars |
| Is 1191 an odd number? | 1191 is an odd number |
| Is 1191 an even number? | 1191 is NOT an even number |
| Is 1191 a palindrome? | 1191 is NOT a palindrome number |
| Is 1191 a triangle number? | 1191 is NOT a triangle number |
1191 in other Bases
| Base 2 (Binary) | 100101001112 |
| Base 3 (Ternary) | 11220103 |
| Base 4 (Quaternary) | 1022134 |
| Base 5 (Quinary) | 142315 |
| Base 6 (Senary) | 53036 |
| Base 8 (Octal) | 22478 |
| Base 12 (Duodecimal) | 83312 |
| Base 16 (Hexadecimal) | 4A716 |
| Base 20 (Vigesimal) | 2JB20 |
Primes and Factors tests for 1191
| Is 1191 a Prime Number? | 1191 is NOT a prime |
| Is 1191 a perfect number? | 1191 is NOT a perfect number |
| Is 1191 a Mersenne Prime? | 1191 is NOT a Mersenne prime |
| Is 1191 a Fermat Prime? | 1191 is NOT a Fermat prime |
| Is 1191 a Fibonacci Prime? | 1191 is NOT a Fibonacci prime |
| Is 1191 a Partition Prime? | 1191 is NOT a Partition prime |
| Is 1191 a Pell Prime? | 1191 is NOT a Pell prime |
| Prime Factors | Prime factors of 1191 |
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1191 in other Numerals
| 1191 in Roman Numeral | MCXCI |
| 1191 in Chinese Numeral | 壹仟壹佰玖拾壹 |
| 1191 in Egyptian Numeral | 𓆼𓍢𓎎𓏺 |
| 1191 in Babylonian Numeral |   |
Roots and stuff for 1191
| Is 1191 a square number? | 1191 is NOT a square number |
| Is 1191 a cube number? | 1191 is NOT a cube number |
| Square root of the number 1191 | 34.510867853475 |
| Cube root of the number 1191 | 10.599952533311 |
Recreational math for 1191
| Number 1191 reversed | 1911 |
| Sum of the digits | 12 |
| No of digits | 4 |