23325131 has 4 divisors (see below), whose sum is σ = 23429952. Its totient is φ = 23220312.

The previous prime is 23325097. The next prime is 23325157. The reversal of 23325131 is 13152332.

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 23325131 - 2⁶ = 23325067 is a prime.

It is a super-2 number, since 2×23325131² = 1088123472334322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23325161) 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, 52076 + ... + 52521.

It is an arithmetic number, because the mean of its divisors is an integer number (5857488).

Almost surely, 2^23325131 is an apocalyptic number.

23325131 is a deficient number, since it is larger than the sum of its proper divisors (104821).

23325131 is a wasteful number, since it uses less digits than its factorization.

23325131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104820.

The product of its digits is 540, while the sum is 20.

The square root of 23325131 is about 4829.6098186085. The cubic root of 23325131 is about 285.7204752588.

Adding to 23325131 its reverse (13152332), we get a palindrome (36477463).

The spelling of 23325131 in words is "twenty-three million, three hundred twenty-five thousand, one hundred thirty-one".