23113033 has 4 divisors (see below), whose sum is σ = 23372820. Its totient is φ = 22853248.

The previous prime is 23113019. The next prime is 23113037. The reversal of 23113033 is 33031132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3069504 + 20043529 = 1752^2 + 4477^2 .

It is a cyclic number.

It is not a de Polignac number, because 23113033 - 2⁵ = 23113001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23112998 and 23113016.

It is not an unprimeable number, because it can be changed into a prime (23113037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129760 + ... + 129937.

It is an arithmetic number, because the mean of its divisors is an integer number (5843205).

Almost surely, 2^23113033 is an apocalyptic number.

It is an amenable number.

23113033 is a deficient number, since it is larger than the sum of its proper divisors (259787).

23113033 is an equidigital number, since it uses as much as digits as its factorization.

23113033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259786.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 23113033 is about 4807.6015849902. The cubic root of 23113033 is about 284.8518076398.

Adding to 23113033 its reverse (33031132), we get a palindrome (56144165).

The spelling of 23113033 in words is "twenty-three million, one hundred thirteen thousand, thirty-three".