1713666257 has 2 divisors, whose sum is σ = 1713666258. Its totient is φ = 1713666256.

The previous prime is 1713666193. The next prime is 1713666263. The reversal of 1713666257 is 7526663171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1353577681 + 360088576 = 36791^2 + 18976^2 .

It is a cyclic number.

It is not a de Polignac number, because 1713666257 - 2⁶ = 1713666193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1713666277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856833128 + 856833129.

It is an arithmetic number, because the mean of its divisors is an integer number (856833129).

Almost surely, 2^1713666257 is an apocalyptic number.

It is an amenable number.

1713666257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1713666257 is an equidigital number, since it uses as much as digits as its factorization.

1713666257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 1713666257 is about 41396.4522272139. The cubic root of 1713666257 is about 1196.6727871738.

The spelling of 1713666257 in words is "one billion, seven hundred thirteen million, six hundred sixty-six thousand, two hundred fifty-seven".