115956663 has 16 divisors (see below), whose sum is σ = 156414720. Its totient is φ = 76406976.

The previous prime is 115956637. The next prime is 115956667. The reversal of 115956663 is 366659511.

It is not a de Polignac number, because 115956663 - 2¹² = 115952567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115956667) 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, 125718 + ... + 126636.

It is an arithmetic number, because the mean of its divisors is an integer number (9775920).

Almost surely, 2^115956663 is an apocalyptic number.

115956663 is a deficient number, since it is larger than the sum of its proper divisors (40458057).

115956663 is a wasteful number, since it uses less digits than its factorization.

115956663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its digits is 145800, while the sum is 42.

The square root of 115956663 is about 10768.3175566102. The cubic root of 115956663 is about 487.6391544896.

The spelling of 115956663 in words is "one hundred fifteen million, nine hundred fifty-six thousand, six hundred sixty-three".