115256542 has 16 divisors (see below), whose sum is σ = 180716832. Its totient is φ = 55026400.

The previous prime is 115256483. The next prime is 115256597. The reversal of 115256542 is 245652511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29292 + ... + 32992.

It is an arithmetic number, because the mean of its divisors is an integer number (11294802).

Almost surely, 2^115256542 is an apocalyptic number.

115256542 is a deficient number, since it is larger than the sum of its proper divisors (65460290).

115256542 is a wasteful number, since it uses less digits than its factorization.

115256542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4403.

The product of its digits is 12000, while the sum is 31.

The square root of 115256542 is about 10735.7599637846. The cubic root of 115256542 is about 486.6557530757.

The spelling of 115256542 in words is "one hundred fifteen million, two hundred fifty-six thousand, five hundred forty-two".