113243233 has 4 divisors (see below), whose sum is σ = 114135040. Its totient is φ = 112351428.

The previous prime is 113243227. The next prime is 113243269. The reversal of 113243233 is 332342311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113243233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113244233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445713 + ... + 445966.

It is an arithmetic number, because the mean of its divisors is an integer number (28533760).

Almost surely, 2^113243233 is an apocalyptic number.

It is an amenable number.

113243233 is a deficient number, since it is larger than the sum of its proper divisors (891807).

113243233 is an equidigital number, since it uses as much as digits as its factorization.

113243233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891806.

The product of its digits is 1296, while the sum is 22.

The square root of 113243233 is about 10641.5803807517. The cubic root of 113243233 is about 483.8054465309.

Adding to 113243233 its reverse (332342311), we get a palindrome (445585544).

The spelling of 113243233 in words is "one hundred thirteen million, two hundred forty-three thousand, two hundred thirty-three".