11140344312 has 32 divisors (see below), whose sum is σ = 28163797200. Its totient is φ = 3671723264.

The previous prime is 11140344289. The next prime is 11140344359. The reversal of 11140344312 is 21344304111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2605623 + ... + 2609894.

Almost surely, 2^11140344312 is an apocalyptic number.

11140344312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11140344312 is an abundant number, since it is smaller than the sum of its proper divisors (17023452888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140344312 is a wasteful number, since it uses less digits than its factorization.

11140344312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215615 (or 5215611 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11140344312 its reverse (21344304111), we get a palindrome (32484648423).

The spelling of 11140344312 in words is "eleven billion, one hundred forty million, three hundred forty-four thousand, three hundred twelve".