13413343543 has 4 divisors (see below), whose sum is σ = 13415053840. Its totient is φ = 13411633248.

The previous prime is 13413343511. The next prime is 13413343591. The reversal of 13413343543 is 34534331431.

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 13413343543 - 2⁵ = 13413343511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13413343499 and 13413343508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13413343243) 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, 843330 + ... + 859087.

It is an arithmetic number, because the mean of its divisors is an integer number (3353763460).

Almost surely, 2^13413343543 is an apocalyptic number.

13413343543 is a deficient number, since it is larger than the sum of its proper divisors (1710297).

13413343543 is an equidigital number, since it uses as much as digits as its factorization.

13413343543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710296.

The product of its digits is 77760, while the sum is 34.

Adding to 13413343543 its reverse (34534331431), we get a palindrome (47947674974).

The spelling of 13413343543 in words is "thirteen billion, four hundred thirteen million, three hundred forty-three thousand, five hundred forty-three".