1112320 has 72 divisors (see below), whose sum is σ = 2943360. Its totient is φ = 399360.

The previous prime is 1112291. The next prime is 1112323. The reversal of 1112320 is 232111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1112297 and 1112306.

It is not an unprimeable number, because it can be changed into a prime (1112323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14041 + ... + 14119.

It is an arithmetic number, because the mean of its divisors is an integer number (40880).

2^1112320 is an apocalyptic number.

1112320 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 1112320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1471680).

1112320 is an abundant number, since it is smaller than the sum of its proper divisors (1831040).

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

1112320 is an equidigital number, since it uses as much as digits as its factorization.

1112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1112320 is about 1054.6658238513. The cubic root of 1112320 is about 103.6119662390.

Adding to 1112320 its reverse (232111), we get a palindrome (1344431).

The spelling of 1112320 in words is "one million, one hundred twelve thousand, three hundred twenty".