Names of 1161
| Nominal | 1161 |
| Cardinal | one thousand one hundred sixty-one |
| Ordinal | 1,161st |
| This number as US currency | one thousand one hundred sixty-one dollars |
| Is 1161 an odd number? | 1161 is an odd number |
| Is 1161 an even number? | 1161 is NOT an even number |
| Is 1161 a palindrome? | 1161 is NOT a palindrome number |
| Is 1161 a triangle number? | 1161 is NOT a triangle number |
1161 in other Bases
| Base 2 (Binary) | 100100010012 |
| Base 3 (Ternary) | 11210003 |
| Base 4 (Quaternary) | 1020214 |
| Base 5 (Quinary) | 141215 |
| Base 6 (Senary) | 52136 |
| Base 8 (Octal) | 22118 |
| Base 12 (Duodecimal) | 80912 |
| Base 16 (Hexadecimal) | 48916 |
| Base 20 (Vigesimal) | 2I120 |
Primes and Factors tests for 1161
| Is 1161 a Prime Number? | 1161 is NOT a prime |
| Is 1161 a perfect number? | 1161 is NOT a perfect number |
| Is 1161 a Mersenne Prime? | 1161 is NOT a Mersenne prime |
| Is 1161 a Fermat Prime? | 1161 is NOT a Fermat prime |
| Is 1161 a Fibonacci Prime? | 1161 is NOT a Fibonacci prime |
| Is 1161 a Partition Prime? | 1161 is NOT a Partition prime |
| Is 1161 a Pell Prime? | 1161 is NOT a Pell prime |
| Prime Factors | Prime factors of 1161 |
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1161 in other Numerals
| 1161 in Roman Numeral | MCLXI |
| 1161 in Chinese Numeral | 壹仟壹佰陸拾壹 |
| 1161 in Egyptian Numeral | 𓆼𓍢𓎋𓏺 |
| 1161 in Babylonian Numeral |   |
Roots and stuff for 1161
| Is 1161 a square number? | 1161 is NOT a square number |
| Is 1161 a cube number? | 1161 is NOT a cube number |
| Square root of the number 1161 | 34.073450074802 |
| Cube root of the number 1161 | 10.51019418116 |
Recreational math for 1161
| Number 1161 reversed | 1611 |
| Sum of the digits | 9 |
| No of digits | 4 |