115904418631 has 2 divisors, whose sum is σ = 115904418632. Its totient is φ = 115904418630.

The previous prime is 115904418629. The next prime is 115904418653. The reversal of 115904418631 is 136814409511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115904418631 - 2¹ = 115904418629 is a prime.

It is a super-2 number, since 2×115904418631² (a number of 23 digits) contains 22 as substring.

Together with 115904418629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115904418131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57952209315 + 57952209316.

It is an arithmetic number, because the mean of its divisors is an integer number (57952209316).

Almost surely, 2^115904418631 is an apocalyptic number.

115904418631 is a deficient number, since it is larger than the sum of its proper divisors (1).

115904418631 is an equidigital number, since it uses as much as digits as its factorization.

115904418631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 115904418631 in words is "one hundred fifteen billion, nine hundred four million, four hundred eighteen thousand, six hundred thirty-one".