120924161 has 2 divisors, whose sum is σ = 120924162. Its totient is φ = 120924160.

The previous prime is 120924157. The next prime is 120924173. The reversal of 120924161 is 161429021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79566400 + 41357761 = 8920^2 + 6431^2 .

It is a cyclic number.

It is not a de Polignac number, because 120924161 - 2² = 120924157 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120924161.

It is not a weakly prime, because it can be changed into another prime (120924101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60462080 + 60462081.

It is an arithmetic number, because the mean of its divisors is an integer number (60462081).

Almost surely, 2^120924161 is an apocalyptic number.

It is an amenable number.

120924161 is a deficient number, since it is larger than the sum of its proper divisors (1).

120924161 is an equidigital number, since it uses as much as digits as its factorization.

120924161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 120924161 is about 10996.5522324045. The cubic root of 120924161 is about 494.5053876524.

The spelling of 120924161 in words is "one hundred twenty million, nine hundred twenty-four thousand, one hundred sixty-one".