1120344340 has 48 divisors (see below), whose sum is σ = 2435973120. Its totient is φ = 432368640.

The previous prime is 1120344301. The next prime is 1120344341. The reversal of 1120344340 is 434430211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120344341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216301 + ... + 221419.

It is an arithmetic number, because the mean of its divisors is an integer number (50749440).

Almost surely, 2^1120344340 is an apocalyptic number.

1120344340 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 1120344340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1217986560).

1120344340 is an abundant number, since it is smaller than the sum of its proper divisors (1315628780).

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

1120344340 is a wasteful number, since it uses less digits than its factorization.

1120344340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5512 (or 5510 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1120344340 is about 33471.5452287462. The cubic root of 1120344340 is about 1038.6052370496.

Adding to 1120344340 its reverse (434430211), we get a palindrome (1554774551).

The spelling of 1120344340 in words is "one billion, one hundred twenty million, three hundred forty-four thousand, three hundred forty".