11142432132 has 48 divisors (see below), whose sum is σ = 28255846080. Its totient is φ = 3396981888.

The previous prime is 11142432109. The next prime is 11142432149. The reversal of 11142432132 is 23123424111.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310638 + ... + 344645.

It is an arithmetic number, because the mean of its divisors is an integer number (588663460).

Almost surely, 2^11142432132 is an apocalyptic number.

11142432132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11142432132 is an abundant number, since it is smaller than the sum of its proper divisors (17113413948).

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

11142432132 is a wasteful number, since it uses less digits than its factorization.

11142432132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655412 (or 655410 counting only the distinct ones).

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

Adding to 11142432132 its reverse (23123424111), we get a palindrome (34265856243).

The spelling of 11142432132 in words is "eleven billion, one hundred forty-two million, four hundred thirty-two thousand, one hundred thirty-two".