11139693111 has 12 divisors (see below), whose sum is σ = 16091585640. Its totient is φ = 7426038480.

The previous prime is 11139693107. The next prime is 11139693137.

11139693111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11139693111 - 2² = 11139693107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11139693101) 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, 272605 + ... + 310793.

It is an arithmetic number, because the mean of its divisors is an integer number (1340965470).

Almost surely, 2^11139693111 is an apocalyptic number.

11139693111 is a deficient number, since it is larger than the sum of its proper divisors (4951892529).

11139693111 is a wasteful number, since it uses less digits than its factorization.

11139693111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70606 (or 70603 counting only the distinct ones).

The product of its digits is 4374, while the sum is 36.

The spelling of 11139693111 in words is "eleven billion, one hundred thirty-nine million, six hundred ninety-three thousand, one hundred eleven".