1313522335543 has 16 divisors (see below), whose sum is σ = 1435597344000. Its totient is φ = 1191892074880.

The previous prime is 1313522335483. The next prime is 1313522335579. The reversal of 1313522335543 is 3455332253131.

It is a cyclic number.

It is not a de Polignac number, because 1313522335543 - 2²⁹ = 1312985464631 is a prime.

It is a super-2 number, since 2×1313522335543² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313522335496 and 1313522335505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313522335243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41844228 + ... + 41875606.

It is an arithmetic number, because the mean of its divisors is an integer number (89724834000).

Almost surely, 2^{1313522335543} is an apocalyptic number.

1313522335543 is a deficient number, since it is larger than the sum of its proper divisors (122075008457).

1313522335543 is a wasteful number, since it uses less digits than its factorization.

1313522335543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38342.

The product of its digits is 486000, while the sum is 40.

Adding to 1313522335543 its reverse (3455332253131), we get a palindrome (4768854588674).

The spelling of 1313522335543 in words is "one trillion, three hundred thirteen billion, five hundred twenty-two million, three hundred thirty-five thousand, five hundred forty-three".