115663604 has 24 divisors (see below), whose sum is σ = 238791168. Its totient is φ = 47970720.

The previous prime is 115663589. The next prime is 115663637. The reversal of 115663604 is 406366511.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65759 + ... + 67494.

It is an arithmetic number, because the mean of its divisors is an integer number (9949632).

Almost surely, 2^115663604 is an apocalyptic number.

115663604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

115663604 is an abundant number, since it is smaller than the sum of its proper divisors (123127564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115663604 is a wasteful number, since it uses less digits than its factorization.

115663604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133295 (or 133293 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 115663604 is about 10754.7014835373. The cubic root of 115663604 is about 487.2280020269.

The spelling of 115663604 in words is "one hundred fifteen million, six hundred sixty-three thousand, six hundred four".