11124432 has 80 divisors (see below), whose sum is σ = 34848960. Its totient is φ = 3369600.

The previous prime is 11124403. The next prime is 11124439. The reversal of 11124432 is 23442111.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124439) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3582 + ... + 5922.

It is an arithmetic number, because the mean of its divisors is an integer number (435612).

Almost surely, 2^11124432 is an apocalyptic number.

11124432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11124432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17424480).

11124432 is an abundant number, since it is smaller than the sum of its proper divisors (23724528).

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

11124432 is a wasteful number, since it uses less digits than its factorization.

11124432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369 (or 2357 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 11124432 is about 3335.3308681449. The cubic root of 11124432 is about 223.2334555008.

Adding to 11124432 its reverse (23442111), we get a palindrome (34566543).

The spelling of 11124432 in words is "eleven million, one hundred twenty-four thousand, four hundred thirty-two".