252507907 has 2 divisors, whose sum is σ = 252507908. Its totient is φ = 252507906.

The previous prime is 252507887. The next prime is 252508001. The reversal of 252507907 is 709705252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252507907 - 2¹¹ = 252505859 is a prime.

It is not a weakly prime, because it can be changed into another prime (252507707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126253953 + 126253954.

It is an arithmetic number, because the mean of its divisors is an integer number (126253954).

Almost surely, 2^252507907 is an apocalyptic number.

252507907 is a deficient number, since it is larger than the sum of its proper divisors (1).

252507907 is an equidigital number, since it uses as much as digits as its factorization.

252507907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 252507907 is about 15890.4973805102. The cubic root of 252507907 is about 632.0600299159.

The spelling of 252507907 in words is "two hundred fifty-two million, five hundred seven thousand, nine hundred seven".