971201713 has 2 divisors, whose sum is σ = 971201714. Its totient is φ = 971201712.

The previous prime is 971201711. The next prime is 971201797. The reversal of 971201713 is 317102179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 667292224 + 303909489 = 25832^2 + 17433^2 .

It is a cyclic number.

It is not a de Polignac number, because 971201713 - 2¹ = 971201711 is a prime.

Together with 971201711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (971201711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485600856 + 485600857.

It is an arithmetic number, because the mean of its divisors is an integer number (485600857).

Almost surely, 2^971201713 is an apocalyptic number.

It is an amenable number.

971201713 is a deficient number, since it is larger than the sum of its proper divisors (1).

971201713 is an equidigital number, since it uses as much as digits as its factorization.

971201713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 971201713 is about 31164.1093728026. The cubic root of 971201713 is about 990.3069187497.

The spelling of 971201713 in words is "nine hundred seventy-one million, two hundred one thousand, seven hundred thirteen".