11144120 has 64 divisors (see below), whose sum is σ = 27972000. Its totient is φ = 3967488.

The previous prime is 11144117. The next prime is 11144131. The reversal of 11144120 is 2144111.

It is a junction number, because it is equal to n+sod(n) for n = 11144095 and 11144104.

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 15 ways as a sum of consecutive naturals, for example, 14711 + ... + 15449.

Almost surely, 2^11144120 is an apocalyptic number.

11144120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11144120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13986000).

11144120 is an abundant number, since it is smaller than the sum of its proper divisors (16827880).

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

11144120 is a wasteful number, since it uses less digits than its factorization.

11144120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 11144120 is about 3338.2809947636. The cubic root of 11144120 is about 223.3650706116.

Adding to 11144120 its reverse (2144111), we get a palindrome (13288231).

Subtracting from 11144120 its reverse (2144111), we obtain a palindrome (9000009).

The spelling of 11144120 in words is "eleven million, one hundred forty-four thousand, one hundred twenty".