1120340 has 48 divisors (see below), whose sum is σ = 2634240. Its totient is φ = 397440.

The previous prime is 1120337. The next prime is 1120349. The reversal of 1120340 is 430211.

It is a happy number.

1120340 is nontrivially palindromic in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120349) 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 15 ways as a sum of consecutive naturals, for example, 7991 + ... + 8129.

It is an arithmetic number, because the mean of its divisors is an integer number (54880).

2^1120340 is an apocalyptic number.

1120340 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 1120340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317120).

1120340 is an abundant number, since it is smaller than the sum of its proper divisors (1513900).

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

1120340 is a wasteful number, since it uses less digits than its factorization.

1120340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1120340 is about 1058.4611471377. The cubic root of 1120340 is about 103.8603895928.

Adding to 1120340 its reverse (430211), we get a palindrome (1550551).

The spelling of 1120340 in words is "one million, one hundred twenty thousand, three hundred forty".