9706707397 has 2 divisors, whose sum is σ = 9706707398. Its totient is φ = 9706707396.

The previous prime is 9706707377. The next prime is 9706707431. The reversal of 9706707397 is 7937076079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8099820001 + 1606887396 = 89999^2 + 40086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9706707397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9706707377) 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, 4853353698 + 4853353699.

It is an arithmetic number, because the mean of its divisors is an integer number (4853353699).

Almost surely, 2^9706707397 is an apocalyptic number.

It is an amenable number.

9706707397 is a deficient number, since it is larger than the sum of its proper divisors (1).

9706707397 is an equidigital number, since it uses as much as digits as its factorization.

9706707397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3500658, while the sum is 55.

The square root of 9706707397 is about 98522.6237825607. The cubic root of 9706707397 is about 2133.1626917520.

The spelling of 9706707397 in words is "nine billion, seven hundred six million, seven hundred seven thousand, three hundred ninety-seven".