115511256 has 48 divisors (see below), whose sum is σ = 357536400. Its totient is φ = 33003072.

The previous prime is 115511251. The next prime is 115511257. The reversal of 115511256 is 652115511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115511251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114091 + ... + 115098.

It is an arithmetic number, because the mean of its divisors is an integer number (7448675).

Almost surely, 2^115511256 is an apocalyptic number.

It is an amenable number.

115511256 is an abundant number, since it is smaller than the sum of its proper divisors (242025144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115511256 is a wasteful number, since it uses less digits than its factorization.

115511256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229208 (or 229201 counting only the distinct ones).

The product of its digits is 1500, while the sum is 27.

The square root of 115511256 is about 10747.6162938579. The cubic root of 115511256 is about 487.0139882167.

Adding to 115511256 its reverse (652115511), we get a palindrome (767626767).

The spelling of 115511256 in words is "one hundred fifteen million, five hundred eleven thousand, two hundred fifty-six".