113006403 has 6 divisors (see below), whose sum is σ = 163231484. Its totient is φ = 75337596.

The previous prime is 113006353. The next prime is 113006431. The reversal of 113006403 is 304600311.

It is not a de Polignac number, because 113006403 - 2⁸ = 113006147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113006483) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6278125 + ... + 6278142.

Almost surely, 2^113006403 is an apocalyptic number.

113006403 is a deficient number, since it is larger than the sum of its proper divisors (50225081).

113006403 is a wasteful number, since it uses less digits than its factorization.

113006403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12556273 (or 12556270 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 113006403 is about 10630.4469802544. The cubic root of 113006403 is about 483.4679440631.

Adding to 113006403 its reverse (304600311), we get a palindrome (417606714).

The spelling of 113006403 in words is "one hundred thirteen million, six thousand, four hundred three".