23565253 has 2 divisors, whose sum is σ = 23565254. Its totient is φ = 23565252.

The previous prime is 23565251. The next prime is 23565293. The reversal of 23565253 is 35256532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15539364 + 8025889 = 3942^2 + 2833^2 .

It is a cyclic number.

It is not a de Polignac number, because 23565253 - 2¹ = 23565251 is a prime.

It is a super-2 number, since 2×23565253² = 1110642297908018, which contains 22 as substring.

Together with 23565251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23565251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11782626 + 11782627.

It is an arithmetic number, because the mean of its divisors is an integer number (11782627).

Almost surely, 2^23565253 is an apocalyptic number.

It is an amenable number.

23565253 is a deficient number, since it is larger than the sum of its proper divisors (1).

23565253 is an equidigital number, since it uses as much as digits as its factorization.

23565253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 31.

The square root of 23565253 is about 4854.4055248815. The cubic root of 23565253 is about 286.6975856020.

The spelling of 23565253 in words is "twenty-three million, five hundred sixty-five thousand, two hundred fifty-three".