115663532 has 12 divisors (see below), whose sum is σ = 203624400. Its totient is φ = 57485136.

The previous prime is 115663531. The next prime is 115663547. The reversal of 115663532 is 235366511.

It is not an unprimeable number, because it can be changed into a prime (115663531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85907 + ... + 87242.

It is an arithmetic number, because the mean of its divisors is an integer number (16968700).

Almost surely, 2^115663532 is an apocalyptic number.

It is an amenable number.

115663532 is a deficient number, since it is larger than the sum of its proper divisors (87960868).

115663532 is a wasteful number, since it uses less digits than its factorization.

115663532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173320 (or 173318 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 115663532 is about 10754.6981361636. The cubic root of 115663532 is about 487.2279009279.

The spelling of 115663532 in words is "one hundred fifteen million, six hundred sixty-three thousand, five hundred thirty-two".