9707456381717 has 2 divisors, whose sum is σ = 9707456381718. Its totient is φ = 9707456381716.

The previous prime is 9707456381653. The next prime is 9707456381723. The reversal of 9707456381717 is 7171836547079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5505259776241 + 4202196605476 = 2346329^2 + 2049926^2 .

It is an emirp because it is prime and its reverse (7171836547079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9707456381717 - 2⁶ = 9707456381653 is a prime.

It is a super-2 number, since 2×9707456381717² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9707456381747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4853728190858 + 4853728190859.

It is an arithmetic number, because the mean of its divisors is an integer number (4853728190859).

Almost surely, 2^{9707456381717} is an apocalyptic number.

It is an amenable number.

9707456381717 is a deficient number, since it is larger than the sum of its proper divisors (1).

9707456381717 is an equidigital number, since it uses as much as digits as its factorization.

9707456381717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62233920, while the sum is 65.

The spelling of 9707456381717 in words is "nine trillion, seven hundred seven billion, four hundred fifty-six million, three hundred eighty-one thousand, seven hundred seventeen".