113858823 has 16 divisors (see below), whose sum is σ = 164112480. Its totient is φ = 69800064.

The previous prime is 113858791. The next prime is 113858827. The reversal of 113858823 is 328858311.

It is not a de Polignac number, because 113858823 - 2⁵ = 113858791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113858827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5065 + ... + 15917.

It is an arithmetic number, because the mean of its divisors is an integer number (10257030).

Almost surely, 2^113858823 is an apocalyptic number.

113858823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113858823 is a deficient number, since it is larger than the sum of its proper divisors (50253657).

113858823 is a wasteful number, since it uses less digits than its factorization.

113858823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11138.

The product of its digits is 46080, while the sum is 39.

The square root of 113858823 is about 10670.4649851822. The cubic root of 113858823 is about 484.6805179758.

The spelling of 113858823 in words is "one hundred thirteen million, eight hundred fifty-eight thousand, eight hundred twenty-three".