115055511 has 8 divisors (see below), whose sum is σ = 153773424. Its totient is φ = 76520640.

The previous prime is 115055503. The next prime is 115055537. The reversal of 115055511 is 115550511.

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

It is not a de Polignac number, because 115055511 - 2³ = 115055503 is a prime.

It is a super-2 number, since 2×115055511² = 26475541222942242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115055561) 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, 44286 + ... + 46811.

It is an arithmetic number, because the mean of its divisors is an integer number (19221678).

Almost surely, 2^115055511 is an apocalyptic number.

115055511 is a deficient number, since it is larger than the sum of its proper divisors (38717913).

115055511 is an equidigital number, since it uses as much as digits as its factorization.

115055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91521.

The product of its (nonzero) digits is 625, while the sum is 24.

The square root of 115055511 is about 10726.3931962240. The cubic root of 115055511 is about 486.3726459988.

The spelling of 115055511 in words is "one hundred fifteen million, fifty-five thousand, five hundred eleven".