113133233 has 4 divisors (see below), whose sum is σ = 114496368. Its totient is φ = 111770100.

The previous prime is 113133203. The next prime is 113133253. The reversal of 113133233 is 332331311.

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 not a de Polignac number, because 113133233 - 2¹⁰ = 113132209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113133203) 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, 681443 + ... + 681608.

It is an arithmetic number, because the mean of its divisors is an integer number (28624092).

Almost surely, 2^113133233 is an apocalyptic number.

It is an amenable number.

113133233 is a deficient number, since it is larger than the sum of its proper divisors (1363135).

113133233 is an equidigital number, since it uses as much as digits as its factorization.

113133233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363134.

The product of its digits is 486, while the sum is 20.

The square root of 113133233 is about 10636.4107197870. The cubic root of 113133233 is about 483.6487459538.

Adding to 113133233 its reverse (332331311), we get a palindrome (445464544).

The spelling of 113133233 in words is "one hundred thirteen million, one hundred thirty-three thousand, two hundred thirty-three".