625314601 has 2 divisors, whose sum is σ = 625314602. Its totient is φ = 625314600.

The previous prime is 625314589. The next prime is 625314631. The reversal of 625314601 is 106413526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 613057600 + 12257001 = 24760^2 + 3501^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-625314601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 625314601.

It is not a weakly prime, because it can be changed into another prime (625314631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312657300 + 312657301.

It is an arithmetic number, because the mean of its divisors is an integer number (312657301).

Almost surely, 2^625314601 is an apocalyptic number.

It is an amenable number.

625314601 is a deficient number, since it is larger than the sum of its proper divisors (1).

625314601 is an equidigital number, since it uses as much as digits as its factorization.

625314601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 625314601 is about 25006.2912284089. The cubic root of 625314601 is about 855.1314053131.

The spelling of 625314601 in words is "six hundred twenty-five million, three hundred fourteen thousand, six hundred one".