9713884657 has 2 divisors, whose sum is σ = 9713884658. Its totient is φ = 9713884656.

The previous prime is 9713884639. The next prime is 9713884717. The reversal of 9713884657 is 7564883179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9477217201 + 236667456 = 97351^2 + 15384^2 .

It is a cyclic number.

It is not a de Polignac number, because 9713884657 - 2⁷ = 9713884529 is a prime.

It is not a weakly prime, because it can be changed into another prime (9711884657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856942328 + 4856942329.

It is an arithmetic number, because the mean of its divisors is an integer number (4856942329).

Almost surely, 2^9713884657 is an apocalyptic number.

It is an amenable number.

9713884657 is a deficient number, since it is larger than the sum of its proper divisors (1).

9713884657 is an equidigital number, since it uses as much as digits as its factorization.

9713884657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 58.

The square root of 9713884657 is about 98559.0414776848. The cubic root of 9713884657 is about 2133.6883245490.

The spelling of 9713884657 in words is "nine billion, seven hundred thirteen million, eight hundred eighty-four thousand, six hundred fifty-seven".