314647546817717 has 2 divisors, whose sum is σ = 314647546817718. Its totient is φ = 314647546817716.

The previous prime is 314647546817693. The next prime is 314647546817729. The reversal of 314647546817717 is 717718645746413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314459324466001 + 188222351716 = 17733001^2 + 433846^2 .

It is an emirp because it is prime and its reverse (717718645746413) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314647546817717 is a prime.

It is a super-2 number, since 2×314647546817717² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314647546817777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157323773408858 + 157323773408859.

It is an arithmetic number, because the mean of its divisors is an integer number (157323773408859).

Almost surely, 2^{314647546817717} is an apocalyptic number.

It is an amenable number.

314647546817717 is a deficient number, since it is larger than the sum of its proper divisors (1).

314647546817717 is an equidigital number, since it uses as much as digits as its factorization.

314647546817717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663828480, while the sum is 71.

The spelling of 314647546817717 in words is "three hundred fourteen trillion, six hundred forty-seven billion, five hundred forty-six million, eight hundred seventeen thousand, seven hundred seventeen".