252408007 has 2 divisors, whose sum is σ = 252408008. Its totient is φ = 252408006.

The previous prime is 252407963. The next prime is 252408011. The reversal of 252408007 is 700804252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252408007 is a prime.

It is equal to p_13803805 and since 252408007 and 13803805 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252408047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126204003 + 126204004.

It is an arithmetic number, because the mean of its divisors is an integer number (126204004).

Almost surely, 2^252408007 is an apocalyptic number.

252408007 is a deficient number, since it is larger than the sum of its proper divisors (1).

252408007 is an equidigital number, since it uses as much as digits as its factorization.

252408007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 252408007 is about 15887.3536814663. The cubic root of 252408007 is about 631.9766647035.

The spelling of 252408007 in words is "two hundred fifty-two million, four hundred eight thousand, seven".