1120830 has 16 divisors (see below), whose sum is σ = 2690064. Its totient is φ = 298880.

The previous prime is 1120811. The next prime is 1120831. The reversal of 1120830 is 380211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120831) 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, 18651 + ... + 18710.

It is an arithmetic number, because the mean of its divisors is an integer number (168129).

2^1120830 is an apocalyptic number.

1120830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120830 is an abundant number, since it is smaller than the sum of its proper divisors (1569234).

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

1120830 is a wasteful number, since it uses less digits than its factorization.

1120830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37371.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1120830 is about 1058.6925899429. The cubic root of 1120830 is about 103.8755290961.

The spelling of 1120830 in words is "one million, one hundred twenty thousand, eight hundred thirty".