1713693064561 has 9 divisors (see below), whose sum is σ = 1808660759481. Its totient is φ = 1623475129284.

The previous prime is 1713693064519. The next prime is 1713693064591. The reversal of 1713693064561 is 1654603963171.

The square root of 1713693064561 is 1309081.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1713693064561 - 2⁹ = 1713693064049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1713693064499 and 1713693064508.

It is not an unprimeable number, because it can be changed into a prime (1713693064591) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24838090 + ... + 24906988.

It is an arithmetic number, because the mean of its divisors is an integer number (200962306609).

Almost surely, 2^{1713693064561} is an apocalyptic number.

1713693064561 is the 1309081-st square number.

1713693064561 is the 654541-st centered octagonal number.

It is an amenable number.

1713693064561 is a deficient number, since it is larger than the sum of its proper divisors (94967694920).

1713693064561 is an frugal number, since it uses more digits than its factorization.

1713693064561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137836 (or 68918 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 1713693064561 in words is "one trillion, seven hundred thirteen billion, six hundred ninety-three million, sixty-four thousand, five hundred sixty-one".