One thousand one hundred sixty one
1161 is an odd number.
1161 is a Harshad number, which means it is divisible by the sum of its digits (1 + 1 + 6 + 1 = 9, and 1161 is divisible by 9).
In binary, 1161 is represented as 10010001001.
In hex, 1161 is represented as 489.
Prime factorization of 1161: 33 * 43.