1316717 has 2 divisors, whose sum is σ = 1316718. Its totient is φ = 1316716.

The previous prime is 1316699. The next prime is 1316729. The reversal of 1316717 is 7176131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1267876 + 48841 = 1126^2 + 221^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316717 - 2¹⁴ = 1300333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658358 + 658359.

It is an arithmetic number, because the mean of its divisors is an integer number (658359).

2^1316717 is an apocalyptic number.

It is an amenable number.

1316717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316717 is an equidigital number, since it uses as much as digits as its factorization.

1316717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 882, while the sum is 26.

The square root of 1316717 is about 1147.4828974760. The cubic root of 1316717 is about 109.6051130245.

The spelling of 1316717 in words is "one million, three hundred sixteen thousand, seven hundred seventeen".