317894643701 has 2 divisors, whose sum is σ = 317894643702. Its totient is φ = 317894643700.

The previous prime is 317894643667. The next prime is 317894643733. The reversal of 317894643701 is 107346498713.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317787003076 + 107640625 = 563726^2 + 10375^2 .

It is an emirp because it is prime and its reverse (107346498713) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 317894643701 - 2¹⁴ = 317894627317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317894645701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158947321850 + 158947321851.

It is an arithmetic number, because the mean of its divisors is an integer number (158947321851).

Almost surely, 2^317894643701 is an apocalyptic number.

It is an amenable number.

317894643701 is a deficient number, since it is larger than the sum of its proper divisors (1).

317894643701 is an equidigital number, since it uses as much as digits as its factorization.

317894643701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 317894643701 in words is "three hundred seventeen billion, eight hundred ninety-four million, six hundred forty-three thousand, seven hundred one".