252167659 has 2 divisors, whose sum is σ = 252167660. Its totient is φ = 252167658.

The previous prime is 252167627. The next prime is 252167689. The reversal of 252167659 is 956761252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252167659 - 2⁵ = 252167627 is a prime.

It is not a weakly prime, because it can be changed into another prime (252167689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126083829 + 126083830.

It is an arithmetic number, because the mean of its divisors is an integer number (126083830).

Almost surely, 2^252167659 is an apocalyptic number.

252167659 is a deficient number, since it is larger than the sum of its proper divisors (1).

252167659 is an equidigital number, since it uses as much as digits as its factorization.

252167659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The square root of 252167659 is about 15879.7877504707. The cubic root of 252167659 is about 631.7760073537.

The spelling of 252167659 in words is "two hundred fifty-two million, one hundred sixty-seven thousand, six hundred fifty-nine".