115081136 has 20 divisors (see below), whose sum is σ = 226626864. Its totient is φ = 56596800.

The previous prime is 115081123. The next prime is 115081151. The reversal of 115081136 is 631180511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57980 + ... + 59931.

Almost surely, 2^115081136 is an apocalyptic number.

115081136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115081136 is a deficient number, since it is larger than the sum of its proper divisors (111545728).

115081136 is a wasteful number, since it uses less digits than its factorization.

115081136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117980 (or 117974 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 115081136 is about 10727.5876132521. The cubic root of 115081136 is about 486.4087513935.

The spelling of 115081136 in words is "one hundred fifteen million, eighty-one thousand, one hundred thirty-six".