1140044003 has 16 divisors (see below), whose sum is σ = 1348239360. Its totient is φ = 943336800.

The previous prime is 1140043999. The next prime is 1140044051. The reversal of 1140044003 is 3004400411.

It is not a de Polignac number, because 1140044003 - 2² = 1140043999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140044053) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 85118 + ... + 97596.

It is an arithmetic number, because the mean of its divisors is an integer number (84264960).

Almost surely, 2^1140044003 is an apocalyptic number.

1140044003 is a deficient number, since it is larger than the sum of its proper divisors (208195357).

1140044003 is a wasteful number, since it uses less digits than its factorization.

1140044003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12938.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1140044003 is about 33764.5376541720. The cubic root of 1140044003 is about 1044.6573674291.

Adding to 1140044003 its reverse (3004400411), we get a palindrome (4144444414).

The spelling of 1140044003 in words is "one billion, one hundred forty million, forty-four thousand, three".