1120340255 has 8 divisors (see below), whose sum is σ = 1346605152. Its totient is φ = 894807648.

The previous prime is 1120340251. The next prime is 1120340323. The reversal of 1120340255 is 5520430211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120340255 - 2² = 1120340251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120340255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120340251) 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, 179699 + ... + 185828.

It is an arithmetic number, because the mean of its divisors is an integer number (168325644).

Almost surely, 2^1120340255 is an apocalyptic number.

1120340255 is a deficient number, since it is larger than the sum of its proper divisors (226264897).

1120340255 is an equidigital number, since it uses as much as digits as its factorization.

1120340255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366145.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1120340255 is about 33471.4842067094. The cubic root of 1120340255 is about 1038.6039747271.

Adding to 1120340255 its reverse (5520430211), we get a palindrome (6640770466).

The spelling of 1120340255 in words is "one billion, one hundred twenty million, three hundred forty thousand, two hundred fifty-five".