113490503 has 4 divisors (see below), whose sum is σ = 129703440. Its totient is φ = 97277568.

The previous prime is 113490499. The next prime is 113490527. The reversal of 113490503 is 305094311.

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

It is a cyclic number.

It is not a de Polignac number, because 113490503 - 2² = 113490499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113490703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8106458 + ... + 8106471.

It is an arithmetic number, because the mean of its divisors is an integer number (32425860).

Almost surely, 2^113490503 is an apocalyptic number.

113490503 is a deficient number, since it is larger than the sum of its proper divisors (16212937).

113490503 is an equidigital number, since it uses as much as digits as its factorization.

113490503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16212936.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 113490503 is about 10653.1921507124. The cubic root of 113490503 is about 484.1573251164.

The spelling of 113490503 in words is "one hundred thirteen million, four hundred ninety thousand, five hundred three".