52159967 has 2 divisors, whose sum is σ = 52159968. Its totient is φ = 52159966.

The previous prime is 52159909. The next prime is 52160023. The reversal of 52159967 is 76995125.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52159967 - 2⁸ = 52159711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52159067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26079983 + 26079984.

It is an arithmetic number, because the mean of its divisors is an integer number (26079984).

Almost surely, 2^52159967 is an apocalyptic number.

52159967 is a deficient number, since it is larger than the sum of its proper divisors (1).

52159967 is an equidigital number, since it uses as much as digits as its factorization.

52159967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 44.

The square root of 52159967 is about 7222.1857494806. The cubic root of 52159967 is about 373.6334665756.

The spelling of 52159967 in words is "fifty-two million, one hundred fifty-nine thousand, nine hundred sixty-seven".