9091714570817 has 2 divisors, whose sum is σ = 9091714570818. Its totient is φ = 9091714570816.

The previous prime is 9091714570801. The next prime is 9091714570909. The reversal of 9091714570817 is 7180754171909.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8908499753521 + 183214817296 = 2984711^2 + 428036^2 .

It is an emirp because it is prime and its reverse (7180754171909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9091714570817 - 2⁴ = 9091714570801 is a prime.

It is a super-2 number, since 2×9091714570817² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9091714570417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4545857285408 + 4545857285409.

It is an arithmetic number, because the mean of its divisors is an integer number (4545857285409).

Almost surely, 2^{9091714570817} is an apocalyptic number.

It is an amenable number.

9091714570817 is a deficient number, since it is larger than the sum of its proper divisors (1).

9091714570817 is an equidigital number, since it uses as much as digits as its factorization.

9091714570817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4445280, while the sum is 59.

The spelling of 9091714570817 in words is "nine trillion, ninety-one billion, seven hundred fourteen million, five hundred seventy thousand, eight hundred seventeen".