1110720 has 112 divisors (see below), whose sum is σ = 3840480. Its totient is φ = 270336.

The previous prime is 1110719. The next prime is 1110727. The reversal of 1110720 is 270111.

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 = 1110696 and 1110705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12436 + ... + 12524.

It is an arithmetic number, because the mean of its divisors is an integer number (34290).

2^1110720 is an apocalyptic number.

1110720 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 1110720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1920240).

1110720 is an abundant number, since it is smaller than the sum of its proper divisors (2729760).

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

1110720 is a wasteful number, since it uses less digits than its factorization.

1110720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 12.

The square root of 1110720 is about 1053.9070167714. The cubic root of 1110720 is about 103.5622627074.

Adding to 1110720 its reverse (270111), we get a palindrome (1380831).

It can be divided in two parts, 1110 and 720, that added together give a triangular number (1830 = T₆₀).

The spelling of 1110720 in words is "one million, one hundred ten thousand, seven hundred twenty".