113506023 has 4 divisors (see below), whose sum is σ = 151341368. Its totient is φ = 75670680.

The previous prime is 113506009. The next prime is 113506031. The reversal of 113506023 is 320605311.

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

It is not a de Polignac number, because 113506023 - 2²⁵ = 79951591 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 (113506223) 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, 18917668 + ... + 18917673.

It is an arithmetic number, because the mean of its divisors is an integer number (37835342).

Almost surely, 2^113506023 is an apocalyptic number.

113506023 is a deficient number, since it is larger than the sum of its proper divisors (37835345).

113506023 is an equidigital number, since it uses as much as digits as its factorization.

113506023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37835344.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 113506023 is about 10653.9205459774. The cubic root of 113506023 is about 484.1793938622.

The spelling of 113506023 in words is "one hundred thirteen million, five hundred six thousand, twenty-three".