11174142111 has 16 divisors (see below), whose sum is σ = 16255105920. Its totient is φ = 6771453920.

The previous prime is 11174142103. The next prime is 11174142113. The reversal of 11174142111 is 11124147111.

11174142111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11174142111 - 2³ = 11174142103 is a prime.

It is a super-2 number, since 2×11174142111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11174142113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477400 + ... + 500258.

It is an arithmetic number, because the mean of its divisors is an integer number (1015944120).

Almost surely, 2^11174142111 is an apocalyptic number.

11174142111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11174142111 is a deficient number, since it is larger than the sum of its proper divisors (5080963809).

11174142111 is a wasteful number, since it uses less digits than its factorization.

11174142111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37686.

The product of its digits is 224, while the sum is 24.

Adding to 11174142111 its reverse (11124147111), we get a palindrome (22298289222).

Subtracting from 11174142111 its reverse (11124147111), we obtain a triangular number (49995000 = T₉₉₉₉).

The spelling of 11174142111 in words is "eleven billion, one hundred seventy-four million, one hundred forty-two thousand, one hundred eleven".