9657013 has 2 divisors, whose sum is σ = 9657014. Its totient is φ = 9657012.

The previous prime is 9657007. The next prime is 9657023. The reversal of 9657013 is 3107569.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8076964 + 1580049 = 2842^2 + 1257^2 .

It is an emirp because it is prime and its reverse (3107569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9657013 - 2⁵ = 9656981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9657023) 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, 4828506 + 4828507.

It is an arithmetic number, because the mean of its divisors is an integer number (4828507).

Almost surely, 2^9657013 is an apocalyptic number.

It is an amenable number.

9657013 is a deficient number, since it is larger than the sum of its proper divisors (1).

9657013 is an equidigital number, since it uses as much as digits as its factorization.

9657013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 9657013 is about 3107.5734906837. The cubic root of 9657013 is about 212.9516153039.

The spelling of 9657013 in words is "nine million, six hundred fifty-seven thousand, thirteen".