1130305444 has 12 divisors (see below), whose sum is σ = 2020120704. Its totient is φ = 553128104.

The previous prime is 1130305441. The next prime is 1130305453. The reversal of 1130305444 is 4445030311.

It is not an unprimeable number, because it can be changed into a prime (1130305441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3005944 + ... + 3006319.

It is an arithmetic number, because the mean of its divisors is an integer number (168343392).

Almost surely, 2^1130305444 is an apocalyptic number.

It is an amenable number.

1130305444 is a deficient number, since it is larger than the sum of its proper divisors (889815260).

1130305444 is a wasteful number, since it uses less digits than its factorization.

1130305444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6012314 (or 6012312 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1130305444 is about 33620.0155264688. The cubic root of 1130305444 is about 1041.6742767856.

Adding to 1130305444 its reverse (4445030311), we get a palindrome (5575335755).

The spelling of 1130305444 in words is "one billion, one hundred thirty million, three hundred five thousand, four hundred forty-four".