1120140 has 108 divisors (see below), whose sum is σ = 3983616. Its totient is φ = 254016.

The previous prime is 1120121. The next prime is 1120153. The reversal of 1120140 is 410211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8757 + ... + 8883.

2^1120140 is an apocalyptic number.

1120140 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 1120140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1991808).

1120140 is an abundant number, since it is smaller than the sum of its proper divisors (2863476).

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

1120140 is a wasteful number, since it uses less digits than its factorization.

1120140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1120140 is about 1058.3666661417. The cubic root of 1120140 is about 103.8542089352.

Adding to 1120140 its reverse (410211), we get a palindrome (1530351).

The spelling of 1120140 in words is "one million, one hundred twenty thousand, one hundred forty".