11132434140 has 24 divisors (see below), whose sum is σ = 31170815760. Its totient is φ = 2968649088.

The previous prime is 11132434129. The next prime is 11132434177. The reversal of 11132434140 is 4143423111.

It is a self number, because there is not a number n which added to its sum of digits gives 11132434140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92770225 + ... + 92770344.

It is an arithmetic number, because the mean of its divisors is an integer number (1298783990).

Almost surely, 2^11132434140 is an apocalyptic number.

11132434140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11132434140 is an abundant number, since it is smaller than the sum of its proper divisors (20038381620).

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

11132434140 is a wasteful number, since it uses less digits than its factorization.

11132434140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185540581 (or 185540579 counting only the distinct ones).

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

Adding to 11132434140 its reverse (4143423111), we get a palindrome (15275857251).

The spelling of 11132434140 in words is "eleven billion, one hundred thirty-two million, four hundred thirty-four thousand, one hundred forty".