11219124 has 48 divisors (see below), whose sum is σ = 31223808. Its totient is φ = 3065568.

The previous prime is 11219123. The next prime is 11219137. The reversal of 11219124 is 42191211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11219124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11219123) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 972 + ... + 4835.

It is an arithmetic number, because the mean of its divisors is an integer number (650496).

Almost surely, 2^11219124 is an apocalyptic number.

11219124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11219124 is an abundant number, since it is smaller than the sum of its proper divisors (20004684).

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

11219124 is a wasteful number, since it uses less digits than its factorization.

11219124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5844 (or 5842 counting only the distinct ones).

The product of its digits is 144, while the sum is 21.

The square root of 11219124 is about 3349.4960815024. The cubic root of 11219124 is about 223.8650600962.

The spelling of 11219124 in words is "eleven million, two hundred nineteen thousand, one hundred twenty-four".