9712068917 has 2 divisors, whose sum is σ = 9712068918. Its totient is φ = 9712068916.

The previous prime is 9712068857. The next prime is 9712068923. The reversal of 9712068917 is 7198602179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6208494436 + 3503574481 = 78794^2 + 59191^2 .

It is a cyclic number.

It is not a de Polignac number, because 9712068917 - 2⁸ = 9712068661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9712068217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856034458 + 4856034459.

It is an arithmetic number, because the mean of its divisors is an integer number (4856034459).

Almost surely, 2^9712068917 is an apocalyptic number.

It is an amenable number.

9712068917 is a deficient number, since it is larger than the sum of its proper divisors (1).

9712068917 is an equidigital number, since it uses as much as digits as its factorization.

9712068917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 50.

The square root of 9712068917 is about 98549.8296142616. The cubic root of 9712068917 is about 2133.5553717434. Note that the first 3 decimals are identical.

The spelling of 9712068917 in words is "nine billion, seven hundred twelve million, sixty-eight thousand, nine hundred seventeen".