11132013144 has 64 divisors (see below), whose sum is σ = 31896023040. Its totient is φ = 3171548160.

The previous prime is 11132013143. The next prime is 11132013199. The reversal of 11132013144 is 44131023111.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11132013144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11132013143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34552 + ... + 153159.

It is an arithmetic number, because the mean of its divisors is an integer number (498375360).

Almost surely, 2^11132013144 is an apocalyptic number.

11132013144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11132013144 is an abundant number, since it is smaller than the sum of its proper divisors (20764009896).

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

11132013144 is a wasteful number, since it uses less digits than its factorization.

11132013144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188080 (or 188076 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11132013144 its reverse (44131023111), we get a palindrome (55263036255).

The spelling of 11132013144 in words is "eleven billion, one hundred thirty-two million, thirteen thousand, one hundred forty-four".