115556525 has 24 divisors (see below), whose sum is σ = 164882304. Its totient is φ = 78696000.

The previous prime is 115556521. The next prime is 115556527. The reversal of 115556525 is 525655511.

It is a happy number.

It is not a de Polignac number, because 115556525 - 2² = 115556521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115556521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24239 + ... + 28611.

It is an arithmetic number, because the mean of its divisors is an integer number (6870096).

Almost surely, 2^115556525 is an apocalyptic number.

It is an amenable number.

115556525 is a deficient number, since it is larger than the sum of its proper divisors (49325779).

115556525 is a wasteful number, since it uses less digits than its factorization.

115556525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541 (or 4536 counting only the distinct ones).

The product of its digits is 37500, while the sum is 35.

The square root of 115556525 is about 10749.7220894310. The cubic root of 115556525 is about 487.0776003633.

The spelling of 115556525 in words is "one hundred fifteen million, five hundred fifty-six thousand, five hundred twenty-five".