1313453520017 has 2 divisors, whose sum is σ = 1313453520018. Its totient is φ = 1313453520016.

The previous prime is 1313453519999. The next prime is 1313453520061. The reversal of 1313453520017 is 7100253543131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1097882744401 + 215570775616 = 1047799^2 + 464296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313453520017 - 2³² = 1309158552721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313453525017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656726760008 + 656726760009.

It is an arithmetic number, because the mean of its divisors is an integer number (656726760009).

Almost surely, 2^{1313453520017} is an apocalyptic number.

It is an amenable number.

1313453520017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313453520017 is an equidigital number, since it uses as much as digits as its factorization.

1313453520017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 1313453520017 in words is "one trillion, three hundred thirteen billion, four hundred fifty-three million, five hundred twenty thousand, seventeen".