13443044111 has 12 divisors (see below), whose sum is σ = 15646398768. Its totient is φ = 11516293152.

The previous prime is 13443044101. The next prime is 13443044143. The reversal of 13443044111 is 11144034431.

It is a happy number.

It is not a de Polignac number, because 13443044111 - 2¹⁸ = 13442781967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443044101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16235 + ... + 164771.

It is an arithmetic number, because the mean of its divisors is an integer number (1303866564).

Almost surely, 2^13443044111 is an apocalyptic number.

13443044111 is a deficient number, since it is larger than the sum of its proper divisors (2203354657).

13443044111 is a wasteful number, since it uses less digits than its factorization.

13443044111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150398 (or 150391 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 13443044111 its reverse (11144034431), we get a palindrome (24587078542).

The spelling of 13443044111 in words is "thirteen billion, four hundred forty-three million, forty-four thousand, one hundred eleven".