23369539 has 2 divisors, whose sum is σ = 23369540. Its totient is φ = 23369538.

The previous prime is 23369513. The next prime is 23369551. The reversal of 23369539 is 93596332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23369539 - 2¹⁵ = 23336771 is a prime.

It is a super-2 number, since 2×23369539² = 1092270706145042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23369839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11684769 + 11684770.

It is an arithmetic number, because the mean of its divisors is an integer number (11684770).

Almost surely, 2^23369539 is an apocalyptic number.

23369539 is a deficient number, since it is larger than the sum of its proper divisors (1).

23369539 is an equidigital number, since it uses as much as digits as its factorization.

23369539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131220, while the sum is 40.

The square root of 23369539 is about 4834.2051052888. The cubic root of 23369539 is about 285.9016851178.

The spelling of 23369539 in words is "twenty-three million, three hundred sixty-nine thousand, five hundred thirty-nine".