113630402 has 4 divisors (see below), whose sum is σ = 170445606. Its totient is φ = 56815200.

The previous prime is 113630389. The next prime is 113630411. The reversal of 113630402 is 204036311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 112550881 + 1079521 = 10609^2 + 1039^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28407599 + ... + 28407602.

Almost surely, 2^113630402 is an apocalyptic number.

113630402 is a deficient number, since it is larger than the sum of its proper divisors (56815204).

113630402 is an equidigital number, since it uses as much as digits as its factorization.

113630402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56815203.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 113630402 is about 10659.7561885814. The cubic root of 113630402 is about 484.3561826169.

Adding to 113630402 its reverse (204036311), we get a palindrome (317666713).

The spelling of 113630402 in words is "one hundred thirteen million, six hundred thirty thousand, four hundred two".