11043120 has 160 divisors (see below), whose sum is σ = 38568960. Its totient is φ = 2590720.

The previous prime is 11043119. The next prime is 11043143. The reversal of 11043120 is 2134011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11043096 and 11043105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124036 + ... + 124124.

It is an arithmetic number, because the mean of its divisors is an integer number (241056).

Almost surely, 2^11043120 is an apocalyptic number.

11043120 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 11043120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19284480).

11043120 is an abundant number, since it is smaller than the sum of its proper divisors (27525840).

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

11043120 is a wasteful number, since it uses less digits than its factorization.

11043120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 11043120 is about 3323.1190168274. The cubic root of 11043120 is about 222.6882302295.

Adding to 11043120 its reverse (2134011), we get a palindrome (13177131).

It can be divided in two parts, 1104 and 3120, that added together give a palindrome (4224).

The spelling of 11043120 in words is "eleven million, forty-three thousand, one hundred twenty".