13311343443 has 8 divisors (see below), whose sum is σ = 18228146128. Its totient is φ = 8634384864.

The previous prime is 13311343421. The next prime is 13311343477. The reversal of 13311343443 is 34434311331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13311343443 - 2¹⁰ = 13311342419 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 13311343443.

It is not an unprimeable number, because it can be changed into a prime (13311341443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59960896 + ... + 59961117.

It is an arithmetic number, because the mean of its divisors is an integer number (2278518266).

Almost surely, 2^13311343443 is an apocalyptic number.

13311343443 is a deficient number, since it is larger than the sum of its proper divisors (4916802685).

13311343443 is a wasteful number, since it uses less digits than its factorization.

13311343443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119922053.

The product of its digits is 15552, while the sum is 30.

Adding to 13311343443 its reverse (34434311331), we get a palindrome (47745654774).

The spelling of 13311343443 in words is "thirteen billion, three hundred eleven million, three hundred forty-three thousand, four hundred forty-three".