1120343256 has 96 divisors (see below), whose sum is σ = 3115532160. Its totient is φ = 363557376.

The previous prime is 1120343251. The next prime is 1120343261. The reversal of 1120343256 is 6523430211.

It is an interprime number because it is at equal distance from previous prime (1120343251) and next prime (1120343261).

It is a super-2 number, since 2×1120343256² = 2510338022529363072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120343251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 521721 + ... + 523863.

It is an arithmetic number, because the mean of its divisors is an integer number (32453460).

Almost surely, 2^1120343256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120343256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1557766080).

1120343256 is an abundant number, since it is smaller than the sum of its proper divisors (1995188904).

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

1120343256 is a wasteful number, since it uses less digits than its factorization.

1120343256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1120343256 is about 33471.5290358836. The cubic root of 1120343256 is about 1038.6049020787.

Adding to 1120343256 its reverse (6523430211), we get a palindrome (7643773467).

The spelling of 1120343256 in words is "one billion, one hundred twenty million, three hundred forty-three thousand, two hundred fifty-six".