113312443 has 4 divisors (see below), whose sum is σ = 113338360. Its totient is φ = 113286528.

The previous prime is 113312411. The next prime is 113312449. The reversal of 113312443 is 344213311.

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

It is a cyclic number.

It is not a de Polignac number, because 113312443 - 2⁵ = 113312411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113312449) 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, 4605 + ... + 15742.

It is an arithmetic number, because the mean of its divisors is an integer number (28334590).

Almost surely, 2^113312443 is an apocalyptic number.

113312443 is a deficient number, since it is larger than the sum of its proper divisors (25917).

113312443 is an equidigital number, since it uses as much as digits as its factorization.

113312443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25916.

The product of its digits is 864, while the sum is 22.

The square root of 113312443 is about 10644.8317506666. The cubic root of 113312443 is about 483.9039876827.

Adding to 113312443 its reverse (344213311), we get a palindrome (457525754).

The spelling of 113312443 in words is "one hundred thirteen million, three hundred twelve thousand, four hundred forty-three".