113264931889 has 2 divisors, whose sum is σ = 113264931890. Its totient is φ = 113264931888.

The previous prime is 113264931863. The next prime is 113264931893. The reversal of 113264931889 is 988139462311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106150852864 + 7114079025 = 325808^2 + 84345^2 .

It is a cyclic number.

It is not a de Polignac number, because 113264931889 - 2⁷ = 113264931761 is a prime.

It is not a weakly prime, because it can be changed into another prime (113264931809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56632465944 + 56632465945.

It is an arithmetic number, because the mean of its divisors is an integer number (56632465945).

Almost surely, 2^113264931889 is an apocalyptic number.

It is an amenable number.

113264931889 is a deficient number, since it is larger than the sum of its proper divisors (1).

113264931889 is an equidigital number, since it uses as much as digits as its factorization.

113264931889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 55.

The spelling of 113264931889 in words is "one hundred thirteen billion, two hundred sixty-four million, nine hundred thirty-one thousand, eight hundred eighty-nine".