1130444040 has 128 divisors (see below), whose sum is σ = 3710085120. Its totient is φ = 273273600.

The previous prime is 1130444027. The next prime is 1130444059. The reversal of 1130444040 is 404440311.

It is a super-3 number, since 3×1130444040³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1130443998 and 1130444016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 567927 + ... + 569913.

It is an arithmetic number, because the mean of its divisors is an integer number (28985040).

Almost surely, 2^1130444040 is an apocalyptic number.

1130444040 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 1130444040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1855042560).

1130444040 is an abundant number, since it is smaller than the sum of its proper divisors (2579641080).

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

1130444040 is a wasteful number, since it uses less digits than its factorization.

1130444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2439 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1130444040 is about 33622.0766758985. The cubic root of 1130444040 is about 1041.7168511147.

Adding to 1130444040 its reverse (404440311), we get a palindrome (1534884351).

The spelling of 1130444040 in words is "one billion, one hundred thirty million, four hundred forty-four thousand, forty".