1313564416543 has 4 divisors (see below), whose sum is σ = 1313955478080. Its totient is φ = 1313173355008.

The previous prime is 1313564416517. The next prime is 1313564416573. The reversal of 1313564416543 is 3456144653131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1313564416543 - 2⁵ = 1313564416511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313564416493 and 1313564416502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313564416573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195525730 + ... + 195532447.

It is an arithmetic number, because the mean of its divisors is an integer number (328488869520).

Almost surely, 2^{1313564416543} is an apocalyptic number.

1313564416543 is a deficient number, since it is larger than the sum of its proper divisors (391061537).

1313564416543 is an equidigital number, since it uses as much as digits as its factorization.

1313564416543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391061536.

The product of its digits is 1555200, while the sum is 46.

The spelling of 1313564416543 in words is "one trillion, three hundred thirteen billion, five hundred sixty-four million, four hundred sixteen thousand, five hundred forty-three".