252057007 has 2 divisors, whose sum is σ = 252057008. Its totient is φ = 252057006.

The previous prime is 252056999. The next prime is 252057019. The reversal of 252057007 is 700750252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252057007 - 2³ = 252056999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252057037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126028503 + 126028504.

It is an arithmetic number, because the mean of its divisors is an integer number (126028504).

Almost surely, 2^252057007 is an apocalyptic number.

252057007 is a deficient number, since it is larger than the sum of its proper divisors (1).

252057007 is an equidigital number, since it uses as much as digits as its factorization.

252057007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 252057007 is about 15876.3033165785. The cubic root of 252057007 is about 631.6835853692.

The spelling of 252057007 in words is "two hundred fifty-two million, fifty-seven thousand, seven".