1140044012 has 6 divisors (see below), whose sum is σ = 1995077028. Its totient is φ = 570022004.

The previous prime is 1140043999. The next prime is 1140044051. The reversal of 1140044012 is 2104400411.

It is a super-2 number, since 2×1140044012² = 2599400698594112288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142505498 + ... + 142505505.

It is an arithmetic number, because the mean of its divisors is an integer number (332512838).

Almost surely, 2^1140044012 is an apocalyptic number.

It is an amenable number.

1140044012 is a deficient number, since it is larger than the sum of its proper divisors (855033016).

1140044012 is a wasteful number, since it uses less digits than its factorization.

1140044012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285011007 (or 285011005 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1140044012 is about 33764.5377874479. The cubic root of 1140044012 is about 1044.6573701781.

Adding to 1140044012 its reverse (2104400411), we get a palindrome (3244444423).

The spelling of 1140044012 in words is "one billion, one hundred forty million, forty-four thousand, twelve".