113130123 has 16 divisors (see below), whose sum is σ = 165684480. Its totient is φ = 68343264.

The previous prime is 113130113. The next prime is 113130151. The reversal of 113130123 is 321031311.

It is not a de Polignac number, because 113130123 - 2⁸ = 113129867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113130113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41836 + ... + 44457.

It is an arithmetic number, because the mean of its divisors is an integer number (10355280).

Almost surely, 2^113130123 is an apocalyptic number.

113130123 is a deficient number, since it is larger than the sum of its proper divisors (52554357).

113130123 is a wasteful number, since it uses less digits than its factorization.

113130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86338.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113130123 is about 10636.2645228482. The cubic root of 113130123 is about 483.6443141249.

Adding to 113130123 its reverse (321031311), we get a palindrome (434161434).

The spelling of 113130123 in words is "one hundred thirteen million, one hundred thirty thousand, one hundred twenty-three".