11140530111 has 6 divisors (see below), whose sum is σ = 16091876840. Its totient is φ = 7427020068.

The previous prime is 11140530041. The next prime is 11140530169. The reversal of 11140530111 is 11103504111.

11140530111 is a `hidden beast` number, since 11 + 14 + 0 + 530 + 111 = 666.

It is not a de Polignac number, because 11140530111 - 2¹⁵ = 11140497343 is a prime.

It is a super-2 number, since 2×11140530111² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140530311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618918331 + ... + 618918348.

Almost surely, 2^11140530111 is an apocalyptic number.

11140530111 is a deficient number, since it is larger than the sum of its proper divisors (4951346729).

11140530111 is a wasteful number, since it uses less digits than its factorization.

11140530111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237836685 (or 1237836682 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The spelling of 11140530111 in words is "eleven billion, one hundred forty million, five hundred thirty thousand, one hundred eleven".