11128044 has 36 divisors (see below), whose sum is σ = 27158936. Its totient is φ = 3546048.

The previous prime is 11128037. The next prime is 11128063. The reversal of 11128044 is 44082111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11128044.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 5472 + ... + 7224.

Almost surely, 2^11128044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11128044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13579468).

11128044 is an abundant number, since it is smaller than the sum of its proper divisors (16030892).

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

11128044 is a wasteful number, since it uses less digits than its factorization.

11128044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806 (or 1781 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 11128044 is about 3335.8722997141. The cubic root of 11128044 is about 223.2576134979.

The spelling of 11128044 in words is "eleven million, one hundred twenty-eight thousand, forty-four".