115256255 has 4 divisors (see below), whose sum is σ = 138307512. Its totient is φ = 92205000.

The previous prime is 115256249. The next prime is 115256293. The reversal of 115256255 is 552652511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552652511 = 15527 ⋅35593.

It is a de Polignac number, because none of the positive numbers 2^k-115256255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11525621 + ... + 11525630.

It is an arithmetic number, because the mean of its divisors is an integer number (34576878).

Almost surely, 2^115256255 is an apocalyptic number.

115256255 is a deficient number, since it is larger than the sum of its proper divisors (23051257).

115256255 is an equidigital number, since it uses as much as digits as its factorization.

115256255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23051256.

The product of its digits is 15000, while the sum is 32.

The square root of 115256255 is about 10735.7465972330. The cubic root of 115256255 is about 486.6553491353.

It can be divided in two parts, 115256 and 255, that added together give a palindrome (115511).

The spelling of 115256255 in words is "one hundred fifteen million, two hundred fifty-six thousand, two hundred fifty-five".