115520875 has 16 divisors (see below), whose sum is σ = 144499680. Its totient is φ = 92205600.

The previous prime is 115520869. The next prime is 115520887. The reversal of 115520875 is 578025511.

It is not a de Polignac number, because 115520875 - 2¹¹ = 115518827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115520875.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76629 + ... + 78121.

It is an arithmetic number, because the mean of its divisors is an integer number (9031230).

Almost surely, 2^115520875 is an apocalyptic number.

115520875 is a deficient number, since it is larger than the sum of its proper divisors (28978805).

115520875 is an equidigital number, since it uses as much as digits as its factorization.

115520875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 34.

The square root of 115520875 is about 10748.0637791185. The cubic root of 115520875 is about 487.0275062573.

The spelling of 115520875 in words is "one hundred fifteen million, five hundred twenty thousand, eight hundred seventy-five".