113630403 has 16 divisors (see below), whose sum is σ = 154498176. Its totient is φ = 74272320.

The previous prime is 113630389. The next prime is 113630411. The reversal of 113630403 is 304036311.

It is not a de Polignac number, because 113630403 - 2⁵ = 113630371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113630403.

It is not an unprimeable number, because it can be changed into a prime (113630423) 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, 32448 + ... + 35778.

It is an arithmetic number, because the mean of its divisors is an integer number (9656136).

Almost surely, 2^113630403 is an apocalyptic number.

113630403 is a deficient number, since it is larger than the sum of its proper divisors (40867773).

113630403 is a wasteful number, since it uses less digits than its factorization.

113630403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 113630403 is about 10659.7562354868. The cubic root of 113630403 is about 484.3561840377.

Adding to 113630403 its reverse (304036311), we get a palindrome (417666714).

The spelling of 113630403 in words is "one hundred thirteen million, six hundred thirty thousand, four hundred three".