252565351 has 2 divisors, whose sum is σ = 252565352. Its totient is φ = 252565350.

The previous prime is 252565343. The next prime is 252565471. The reversal of 252565351 is 153565252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252565351 - 2³ = 252565343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252565301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126282675 + 126282676.

It is an arithmetic number, because the mean of its divisors is an integer number (126282676).

Almost surely, 2^252565351 is an apocalyptic number.

252565351 is a deficient number, since it is larger than the sum of its proper divisors (1).

252565351 is an equidigital number, since it uses as much as digits as its factorization.

252565351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45000, while the sum is 34.

The square root of 252565351 is about 15892.3047730655. The cubic root of 252565351 is about 632.1079562084.

Subtracting from 252565351 its reverse (153565252), we obtain a palindrome (99000099).

It can be divided in two parts, 2525 and 65351, that added together give a palindrome (67876).

The spelling of 252565351 in words is "two hundred fifty-two million, five hundred sixty-five thousand, three hundred fifty-one".