252513823 has 2 divisors, whose sum is σ = 252513824. Its totient is φ = 252513822.

The previous prime is 252513791. The next prime is 252513829. The reversal of 252513823 is 328315252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252513823 - 2⁵ = 252513791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252513829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126256911 + 126256912.

It is an arithmetic number, because the mean of its divisors is an integer number (126256912).

Almost surely, 2^252513823 is an apocalyptic number.

252513823 is a deficient number, since it is larger than the sum of its proper divisors (1).

252513823 is an equidigital number, since it uses as much as digits as its factorization.

252513823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

The square root of 252513823 is about 15890.6835284075. The cubic root of 252513823 is about 632.0649660490.

The spelling of 252513823 in words is "two hundred fifty-two million, five hundred thirteen thousand, eight hundred twenty-three".