11139424 has 24 divisors (see below), whose sum is σ = 22111488. Its totient is φ = 5523840.

The previous prime is 11139419. The next prime is 11139431. The reversal of 11139424 is 42493111.

It is a happy number.

11139424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2694 + ... + 5434.

It is an arithmetic number, because the mean of its divisors is an integer number (921312).

Almost surely, 2^11139424 is an apocalyptic number.

It is an amenable number.

11139424 is a deficient number, since it is larger than the sum of its proper divisors (10972064).

11139424 is a wasteful number, since it uses less digits than its factorization.

11139424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878 (or 2870 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 11139424 is about 3337.5775646418. The cubic root of 11139424 is about 223.3336917397. Note that the first 3 decimals are identical.

The spelling of 11139424 in words is "eleven million, one hundred thirty-nine thousand, four hundred twenty-four".