113312033 has 4 divisors (see below), whose sum is σ = 113373360. Its totient is φ = 113250708.

The previous prime is 113312027. The next prime is 113312047. The reversal of 113312033 is 330213311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 330213311 = 7309 ⋅45179.

It is a cyclic number.

It is not a de Polignac number, because 113312033 - 2⁶ = 113311969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113312083) 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, 27803 + ... + 31616.

It is an arithmetic number, because the mean of its divisors is an integer number (28343340).

Almost surely, 2^113312033 is an apocalyptic number.

It is an amenable number.

113312033 is a deficient number, since it is larger than the sum of its proper divisors (61327).

113312033 is an equidigital number, since it uses as much as digits as its factorization.

113312033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61326.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 113312033 is about 10644.8124924773. The cubic root of 113312033 is about 483.9034040432.

Adding to 113312033 its reverse (330213311), we get a palindrome (443525344).

The spelling of 113312033 in words is "one hundred thirteen million, three hundred twelve thousand, thirty-three".