1120860 has 72 divisors (see below), whose sum is σ = 3669120. Its totient is φ = 275328.

The previous prime is 1120849. The next prime is 1120871. The reversal of 1120860 is 680211.

It is an interprime number because it is at equal distance from previous prime (1120849) and next prime (1120871).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2101 + ... + 2579.

It is an arithmetic number, because the mean of its divisors is an integer number (50960).

2^1120860 is an apocalyptic number.

1120860 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 1120860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1834560).

1120860 is an abundant number, since it is smaller than the sum of its proper divisors (2548260).

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

1120860 is a wasteful number, since it uses less digits than its factorization.

1120860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1120860 is about 1058.7067582669. The cubic root of 1120860 is about 103.8764558611.

The spelling of 1120860 in words is "one million, one hundred twenty thousand, eight hundred sixty".