1112140 has 24 divisors (see below), whose sum is σ = 2473632. Its totient is φ = 418560.

The previous prime is 1112131. The next prime is 1112141. The reversal of 1112140 is 412111.

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

It is not an unprimeable number, because it can be changed into a prime (1112141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1296 + ... + 1975.

It is an arithmetic number, because the mean of its divisors is an integer number (103068).

2^1112140 is an apocalyptic number.

1112140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112140 is an abundant number, since it is smaller than the sum of its proper divisors (1361492).

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

1112140 is a wasteful number, since it uses less digits than its factorization.

1112140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297 (or 3295 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1112140 is about 1054.5804853116. The cubic root of 1112140 is about 103.6063769721.

Adding to 1112140 its reverse (412111), we get a palindrome (1524251).

The spelling of 1112140 in words is "one million, one hundred twelve thousand, one hundred forty".