113163603 has 16 divisors (see below), whose sum is σ = 175015680. Its totient is φ = 63698976.

The previous prime is 113163581. The next prime is 113163607. The reversal of 113163603 is 306361311.

It is not a de Polignac number, because 113163603 - 2⁵ = 113163571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113163607) 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, 38808 + ... + 41621.

It is an arithmetic number, because the mean of its divisors is an integer number (10938480).

Almost surely, 2^113163603 is an apocalyptic number.

113163603 is a deficient number, since it is larger than the sum of its proper divisors (61852077).

113163603 is an equidigital number, since it uses as much as digits as its factorization.

113163603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80506.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 113163603 is about 10637.8382672421. The cubic root of 113163603 is about 483.6920197054.

The spelling of 113163603 in words is "one hundred thirteen million, one hundred sixty-three thousand, six hundred three".