11391124 has 12 divisors (see below), whose sum is σ = 19958400. Its totient is φ = 5688728.

The previous prime is 11391119. The next prime is 11391151. The reversal of 11391124 is 42119311.

It is a junction number, because it is equal to n+sod(n) for n = 11391095 and 11391104.

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 3 ways as a sum of consecutive naturals, for example, 4767 + ... + 6745.

It is an arithmetic number, because the mean of its divisors is an integer number (1663200).

Almost surely, 2^11391124 is an apocalyptic number.

It is an amenable number.

11391124 is a deficient number, since it is larger than the sum of its proper divisors (8567276).

11391124 is a wasteful number, since it uses less digits than its factorization.

11391124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422 (or 3420 counting only the distinct ones).

The product of its digits is 216, while the sum is 22.

The square root of 11391124 is about 3375.0739251163. The cubic root of 11391124 is about 225.0032855487.

The spelling of 11391124 in words is "eleven million, three hundred ninety-one thousand, one hundred twenty-four".