1716315317 has 2 divisors, whose sum is σ = 1716315318. Its totient is φ = 1716315316.

The previous prime is 1716315311. The next prime is 1716315347. The reversal of 1716315317 is 7135136171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1654943761 + 61371556 = 40681^2 + 7834^2 .

It is an emirp because it is prime and its reverse (7135136171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1716315317 - 2⁴ = 1716315301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1716315311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 858157658 + 858157659.

It is an arithmetic number, because the mean of its divisors is an integer number (858157659).

Almost surely, 2^1716315317 is an apocalyptic number.

It is an amenable number.

1716315317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1716315317 is an equidigital number, since it uses as much as digits as its factorization.

1716315317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13230, while the sum is 35.

The square root of 1716315317 is about 41428.4360916509. The cubic root of 1716315317 is about 1197.2890926982.

The spelling of 1716315317 in words is "one billion, seven hundred sixteen million, three hundred fifteen thousand, three hundred seventeen".