252405392159 has 2 divisors, whose sum is σ = 252405392160. Its totient is φ = 252405392158.

The previous prime is 252405392147. The next prime is 252405392203. The reversal of 252405392159 is 951293504252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252405392159 - 2¹² = 252405388063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252405392059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126202696079 + 126202696080.

It is an arithmetic number, because the mean of its divisors is an integer number (126202696080).

Almost surely, 2^252405392159 is an apocalyptic number.

252405392159 is a deficient number, since it is larger than the sum of its proper divisors (1).

252405392159 is an equidigital number, since it uses as much as digits as its factorization.

252405392159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 252405392159 in words is "two hundred fifty-two billion, four hundred five million, three hundred ninety-two thousand, one hundred fifty-nine".