880745161 has 2 divisors, whose sum is σ = 880745162. Its totient is φ = 880745160.

The previous prime is 880745147. The next prime is 880745207. The reversal of 880745161 is 161547088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 732027136 + 148718025 = 27056^2 + 12195^2 .

It is a cyclic number.

It is not a de Polignac number, because 880745161 - 2²⁷ = 746527433 is a prime.

It is not a weakly prime, because it can be changed into another prime (880725161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440372580 + 440372581.

It is an arithmetic number, because the mean of its divisors is an integer number (440372581).

Almost surely, 2^880745161 is an apocalyptic number.

It is an amenable number.

880745161 is a deficient number, since it is larger than the sum of its proper divisors (1).

880745161 is an equidigital number, since it uses as much as digits as its factorization.

880745161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 880745161 is about 29677.3509767971. The cubic root of 880745161 is about 958.5543783760.

The spelling of 880745161 in words is "eight hundred eighty million, seven hundred forty-five thousand, one hundred sixty-one".