1316762717 has 2 divisors, whose sum is σ = 1316762718. Its totient is φ = 1316762716.

The previous prime is 1316762621. The next prime is 1316762723. The reversal of 1316762717 is 7172676131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1076233636 + 240529081 = 32806^2 + 15509^2 .

It is an emirp because it is prime and its reverse (7172676131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1316762717 - 2¹² = 1316758621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316762747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658381358 + 658381359.

It is an arithmetic number, because the mean of its divisors is an integer number (658381359).

Almost surely, 2^1316762717 is an apocalyptic number.

It is an amenable number.

1316762717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316762717 is an equidigital number, since it uses as much as digits as its factorization.

1316762717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 41.

The square root of 1316762717 is about 36287.2252590357. The cubic root of 1316762717 is about 1096.0638152255.

The spelling of 1316762717 in words is "one billion, three hundred sixteen million, seven hundred sixty-two thousand, seven hundred seventeen".