115624551 has 16 divisors (see below), whose sum is σ = 180488448. Its totient is φ = 64459200.

The previous prime is 115624543. The next prime is 115624571. The reversal of 115624551 is 155426511.

It is not a de Polignac number, because 115624551 - 2³ = 115624543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115624511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66285 + ... + 68006.

It is an arithmetic number, because the mean of its divisors is an integer number (11280528).

Almost surely, 2^115624551 is an apocalyptic number.

115624551 is a deficient number, since it is larger than the sum of its proper divisors (64863897).

115624551 is a wasteful number, since it uses less digits than its factorization.

115624551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134342.

The product of its digits is 6000, while the sum is 30.

The square root of 115624551 is about 10752.8857057071. The cubic root of 115624551 is about 487.1731594881.

The spelling of 115624551 in words is "one hundred fifteen million, six hundred twenty-four thousand, five hundred fifty-one".