115902603 has 16 divisors (see below), whose sum is σ = 180745600. Its totient is φ = 73201320.

The previous prime is 115902593. The next prime is 115902607. The reversal of 115902603 is 306209511.

115902603 is a `hidden beast` number, since 1 + 1 + 59 + 0 + 2 + 603 = 666.

It is not a de Polignac number, because 115902603 - 2¹⁴ = 115886219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115902607) 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, 112453 + ... + 113478.

It is an arithmetic number, because the mean of its divisors is an integer number (11296600).

Almost surely, 2^115902603 is an apocalyptic number.

115902603 is a deficient number, since it is larger than the sum of its proper divisors (64842997).

115902603 is a wasteful number, since it uses less digits than its factorization.

115902603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225959 (or 225953 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 115902603 is about 10765.8071225524. The cubic root of 115902603 is about 487.5633621784.

The spelling of 115902603 in words is "one hundred fifteen million, nine hundred two thousand, six hundred three".