252315023 has 2 divisors, whose sum is σ = 252315024. Its totient is φ = 252315022.

The previous prime is 252315017. The next prime is 252315047. The reversal of 252315023 is 320513252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252315023 - 2²⁴ = 235537807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252315023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252315073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126157511 + 126157512.

It is an arithmetic number, because the mean of its divisors is an integer number (126157512).

Almost surely, 2^252315023 is an apocalyptic number.

252315023 is a deficient number, since it is larger than the sum of its proper divisors (1).

252315023 is an equidigital number, since it uses as much as digits as its factorization.

252315023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 252315023 is about 15884.4270592301. The cubic root of 252315023 is about 631.8990510330.

Adding to 252315023 its reverse (320513252), we get a palindrome (572828275).

The spelling of 252315023 in words is "two hundred fifty-two million, three hundred fifteen thousand, twenty-three".