113123523 has 8 divisors (see below), whose sum is σ = 150897168. Its totient is φ = 75382784.

The previous prime is 113123513. The next prime is 113123531. The reversal of 113123523 is 325321311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113123523 - 2⁸ = 113123267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113123523.

It is not an unprimeable number, because it can be changed into a prime (113123513) 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 7 ways as a sum of consecutive naturals, for example, 1411 + ... + 15107.

It is an arithmetic number, because the mean of its divisors is an integer number (18862146).

Almost surely, 2^113123523 is an apocalyptic number.

113123523 is a deficient number, since it is larger than the sum of its proper divisors (37773645).

113123523 is a wasteful number, since it uses less digits than its factorization.

113123523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16453.

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

The square root of 113123523 is about 10635.9542590216. The cubic root of 113123523 is about 483.6349086885.

Adding to 113123523 its reverse (325321311), we get a palindrome (438444834).

The spelling of 113123523 in words is "one hundred thirteen million, one hundred twenty-three thousand, five hundred twenty-three".