113342123 has 4 divisors (see below), whose sum is σ = 114615720. Its totient is φ = 112068528.

The previous prime is 113342101. The next prime is 113342149. The reversal of 113342123 is 321243311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113342123 is a prime.

It is a super-2 number, since 2×113342123² = 25692873692294258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113342095 and 113342104.

It is not an unprimeable number, because it can be changed into a prime (113344123) 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, 636665 + ... + 636842.

It is an arithmetic number, because the mean of its divisors is an integer number (28653930).

Almost surely, 2^113342123 is an apocalyptic number.

113342123 is a deficient number, since it is larger than the sum of its proper divisors (1273597).

113342123 is an equidigital number, since it uses as much as digits as its factorization.

113342123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273596.

The product of its digits is 432, while the sum is 20.

The square root of 113342123 is about 10646.2257631519. The cubic root of 113342123 is about 483.9462337538.

Adding to 113342123 its reverse (321243311), we get a palindrome (434585434).

The spelling of 113342123 in words is "one hundred thirteen million, three hundred forty-two thousand, one hundred twenty-three".