11142132 has 24 divisors (see below), whose sum is σ = 27367200. Its totient is φ = 3518496.

The previous prime is 11142107. The next prime is 11142181. The reversal of 11142132 is 23124111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24207 + ... + 24662.

It is an arithmetic number, because the mean of its divisors is an integer number (1140300).

Almost surely, 2^11142132 is an apocalyptic number.

11142132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11142132 is an abundant number, since it is smaller than the sum of its proper divisors (16225068).

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

11142132 is a wasteful number, since it uses less digits than its factorization.

11142132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48895 (or 48893 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 11142132 is about 3337.9832234450. The cubic root of 11142132 is about 223.3517877872.

Adding to 11142132 its reverse (23124111), we get a palindrome (34266243).

The spelling of 11142132 in words is "eleven million, one hundred forty-two thousand, one hundred thirty-two".