13443412154443 has 4 divisors (see below), whose sum is σ = 13443534080080. Its totient is φ = 13443290228808.

The previous prime is 13443412154399. The next prime is 13443412154479. The reversal of 13443412154443 is 34445121434431.

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 13443412154443 - 2⁹ = 13443412153931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13443412154443.

It is not an unprimeable number, because it can be changed into a prime (13443412157443) 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, 60797280 + ... + 61017997.

It is an arithmetic number, because the mean of its divisors is an integer number (3360883520020).

Almost surely, 2^{13443412154443} is an apocalyptic number.

13443412154443 is a deficient number, since it is larger than the sum of its proper divisors (121925637).

13443412154443 is a wasteful number, since it uses less digits than its factorization.

13443412154443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121925636.

The product of its digits is 1105920, while the sum is 43.

Adding to 13443412154443 its reverse (34445121434431), we get a palindrome (47888533588874).

The spelling of 13443412154443 in words is "thirteen trillion, four hundred forty-three billion, four hundred twelve million, one hundred fifty-four thousand, four hundred forty-three".