1120440305 has 8 divisors (see below), whose sum is σ = 1344723072. Its totient is φ = 896222448.

The previous prime is 1120440287. The next prime is 1120440311. The reversal of 1120440305 is 5030440211.

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 1120440305 - 2²⁰ = 1119391729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38594 + ... + 61076.

It is an arithmetic number, because the mean of its divisors is an integer number (168090384).

Almost surely, 2^1120440305 is an apocalyptic number.

It is an amenable number.

1120440305 is a deficient number, since it is larger than the sum of its proper divisors (224282767).

1120440305 is an equidigital number, since it uses as much as digits as its factorization.

1120440305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32455.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1120440305 is about 33472.9787291182. The cubic root of 1120440305 is about 1038.6348907023.

Adding to 1120440305 its reverse (5030440211), we get a palindrome (6150880516).

The spelling of 1120440305 in words is "one billion, one hundred twenty million, four hundred forty thousand, three hundred five".