23339131 has 2 divisors, whose sum is σ = 23339132. Its totient is φ = 23339130.

The previous prime is 23339123. The next prime is 23339143. The reversal of 23339131 is 13193332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23339131 - 2³ = 23339123 is a prime.

It is a super-2 number, since 2×23339131² = 1089430071670322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23339096 and 23339105.

It is not a weakly prime, because it can be changed into another prime (23339101) 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 as a sum of consecutive naturals, namely, 11669565 + 11669566.

It is an arithmetic number, because the mean of its divisors is an integer number (11669566).

Almost surely, 2^23339131 is an apocalyptic number.

23339131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23339131 is an equidigital number, since it uses as much as digits as its factorization.

23339131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 25.

The square root of 23339131 is about 4831.0589936369. The cubic root of 23339131 is about 285.7776280156. Note that the first 3 decimals are identical.

The spelling of 23339131 in words is "twenty-three million, three hundred thirty-nine thousand, one hundred thirty-one".