1713246085321 has 2 divisors, whose sum is σ = 1713246085322. Its totient is φ = 1713246085320.

The previous prime is 1713246085277. The next prime is 1713246085333. The reversal of 1713246085321 is 1235806423171.

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., 1281958359696 + 431287725625 = 1132236^2 + 656725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1713246085321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1713240085321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856623042660 + 856623042661.

It is an arithmetic number, because the mean of its divisors is an integer number (856623042661).

Almost surely, 2^{1713246085321} is an apocalyptic number.

It is an amenable number.

1713246085321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1713246085321 is an equidigital number, since it uses as much as digits as its factorization.

1713246085321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 1713246085321 in words is "one trillion, seven hundred thirteen billion, two hundred forty-six million, eighty-five thousand, three hundred twenty-one".