9715011617 has 2 divisors, whose sum is σ = 9715011618. Its totient is φ = 9715011616.

The previous prime is 9715011611. The next prime is 9715011637. The reversal of 9715011617 is 7161105179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8899280896 + 815730721 = 94336^2 + 28561^2 .

It is a cyclic number.

It is not a de Polignac number, because 9715011617 - 2¹² = 9715007521 is a prime.

It is not a weakly prime, because it can be changed into another prime (9715011611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4857505808 + 4857505809.

It is an arithmetic number, because the mean of its divisors is an integer number (4857505809).

Almost surely, 2^9715011617 is an apocalyptic number.

It is an amenable number.

9715011617 is a deficient number, since it is larger than the sum of its proper divisors (1).

9715011617 is an equidigital number, since it uses as much as digits as its factorization.

9715011617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13230, while the sum is 38.

The square root of 9715011617 is about 98564.7584940987. The cubic root of 9715011617 is about 2133.7708349108.

The spelling of 9715011617 in words is "nine billion, seven hundred fifteen million, eleven thousand, six hundred seventeen".