13443602143 has 4 divisors (see below), whose sum is σ = 14028106608. Its totient is φ = 12859097680.

The previous prime is 13443602131. The next prime is 13443602147. The reversal of 13443602143 is 34120634431.

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 13443602143 - 2²⁹ = 12906731231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443602147) 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, 292252198 + ... + 292252243.

It is an arithmetic number, because the mean of its divisors is an integer number (3507026652).

Almost surely, 2^13443602143 is an apocalyptic number.

13443602143 is a deficient number, since it is larger than the sum of its proper divisors (584504465).

13443602143 is an equidigital number, since it uses as much as digits as its factorization.

13443602143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584504464.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 13443602143 in words is "thirteen billion, four hundred forty-three million, six hundred two thousand, one hundred forty-three".