17257337045317 has 2 divisors, whose sum is σ = 17257337045318. Its totient is φ = 17257337045316.

The previous prime is 17257337045239. The next prime is 17257337045323. The reversal of 17257337045317 is 71354073375271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11351299750561 + 5906037294756 = 3369169^2 + 2430234^2 .

It is an emirp because it is prime and its reverse (71354073375271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17257337045317 - 2⁷ = 17257337045189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17257337045387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8628668522658 + 8628668522659.

It is an arithmetic number, because the mean of its divisors is an integer number (8628668522659).

Almost surely, 2^{17257337045317} is an apocalyptic number.

It is an amenable number.

17257337045317 is a deficient number, since it is larger than the sum of its proper divisors (1).

17257337045317 is an equidigital number, since it uses as much as digits as its factorization.

17257337045317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12965400, while the sum is 55.

The spelling of 17257337045317 in words is "seventeen trillion, two hundred fifty-seven billion, three hundred thirty-seven million, forty-five thousand, three hundred seventeen".