11520424 has 64 divisors (see below), whose sum is σ = 24883200. Its totient is φ = 4967424.

The previous prime is 11520419. The next prime is 11520433. The reversal of 11520424 is 42402511.

It is an unprimeable number.

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, 90649 + ... + 90775.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

Almost surely, 2^11520424 is an apocalyptic number.

It is an amenable number.

11520424 is an abundant number, since it is smaller than the sum of its proper divisors (13362776).

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

11520424 is a wasteful number, since it uses less digits than its factorization.

11520424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 11520424 is about 3394.1750102197. The cubic root of 11520424 is about 225.8514177258.

Adding to 11520424 its reverse (42402511), we get a palindrome (53922935).

The spelling of 11520424 in words is "eleven million, five hundred twenty thousand, four hundred twenty-four".