115256513 has 8 divisors (see below), whose sum is σ = 116756640. Its totient is φ = 113761120.

The previous prime is 115256483. The next prime is 115256597. The reversal of 115256513 is 315652511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115256513 - 2²² = 111062209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115256213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96506 + ... + 97692.

It is an arithmetic number, because the mean of its divisors is an integer number (14594580).

Almost surely, 2^115256513 is an apocalyptic number.

It is an amenable number.

115256513 is a deficient number, since it is larger than the sum of its proper divisors (1500127).

115256513 is a wasteful number, since it uses less digits than its factorization.

115256513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2367.

The product of its digits is 4500, while the sum is 29.

The square root of 115256513 is about 10735.7586131582. The cubic root of 115256513 is about 486.6557122594.

The spelling of 115256513 in words is "one hundred fifteen million, two hundred fifty-six thousand, five hundred thirteen".