13573704017 has 2 divisors, whose sum is σ = 13573704018. Its totient is φ = 13573704016.

The previous prime is 13573704013. The next prime is 13573704083. The reversal of 13573704017 is 71040737531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13532436241 + 41267776 = 116329^2 + 6424^2 .

It is an emirp because it is prime and its reverse (71040737531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13573704017 - 2² = 13573704013 is a prime.

It is a super-2 number, since 2×13573704017² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13573704013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6786852008 + 6786852009.

It is an arithmetic number, because the mean of its divisors is an integer number (6786852009).

Almost surely, 2^13573704017 is an apocalyptic number.

It is an amenable number.

13573704017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13573704017 is an equidigital number, since it uses as much as digits as its factorization.

13573704017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61740, while the sum is 38.

The spelling of 13573704017 in words is "thirteen billion, five hundred seventy-three million, seven hundred four thousand, seventeen".