13110809138 has 16 divisors (see below), whose sum is σ = 22569719040. Its totient is φ = 5595406656.

The previous prime is 13110809123. The next prime is 13110809147. The reversal of 13110809138 is 83190801131.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13110809098 and 13110809107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1955831 + ... + 1962522.

It is an arithmetic number, because the mean of its divisors is an integer number (1410607440).

Almost surely, 2^13110809138 is an apocalyptic number.

13110809138 is a deficient number, since it is larger than the sum of its proper divisors (9458909902).

13110809138 is a wasteful number, since it uses less digits than its factorization.

13110809138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918601.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 13110809138 in words is "thirteen billion, one hundred ten million, eight hundred nine thousand, one hundred thirty-eight".