11134131111 has 12 divisors (see below), whose sum is σ = 16781879088. Its totient is φ = 7100025504.

The previous prime is 11134131061. The next prime is 11134131137. The reversal of 11134131111 is 11113143111.

11134131111 is a `hidden beast` number, since 1 + 1 + 1 + 341 + 311 + 11 = 666.

It is not a de Polignac number, because 11134131111 - 2¹⁰ = 11134130087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134132111) 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, 26893830 + ... + 26894243.

It is an arithmetic number, because the mean of its divisors is an integer number (1398489924).

Almost surely, 2^11134131111 is an apocalyptic number.

11134131111 is a deficient number, since it is larger than the sum of its proper divisors (5647747977).

11134131111 is a wasteful number, since it uses less digits than its factorization.

11134131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53788102 (or 53788099 counting only the distinct ones).

The product of its digits is 36, while the sum is 18.

Adding to 11134131111 its reverse (11113143111), we get a palindrome (22247274222).

The spelling of 11134131111 in words is "eleven billion, one hundred thirty-four million, one hundred thirty-one thousand, one hundred eleven".