9707657 has 2 divisors, whose sum is σ = 9707658. Its totient is φ = 9707656.

The previous prime is 9707641. The next prime is 9707669. The reversal of 9707657 is 7567079.

9707657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7070281 + 2637376 = 2659^2 + 1624^2 .

It is a cyclic number.

It is not a de Polignac number, because 9707657 - 2⁴ = 9707641 is a prime.

It is a Chen prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (9707627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4853828 + 4853829.

It is an arithmetic number, because the mean of its divisors is an integer number (4853829).

Almost surely, 2^9707657 is an apocalyptic number.

It is an amenable number.

9707657 is a deficient number, since it is larger than the sum of its proper divisors (1).

9707657 is an equidigital number, since it uses as much as digits as its factorization.

9707657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92610, while the sum is 41.

The square root of 9707657 is about 3115.7113152537. The cubic root of 9707657 is about 213.3232251613.

The spelling of 9707657 in words is "nine million, seven hundred seven thousand, six hundred fifty-seven".