1003144143 has 24 divisors (see below), whose sum is σ = 1426302352. Its totient is φ = 627001344.

The previous prime is 1003144141. The next prime is 1003144151. The reversal of 1003144143 is 3414413001.

It is not a de Polignac number, because 1003144143 - 2¹ = 1003144141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003144141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238071 + ... + 242247.

Almost surely, 2^1003144143 is an apocalyptic number.

1003144143 is a deficient number, since it is larger than the sum of its proper divisors (423158209).

1003144143 is a wasteful number, since it uses less digits than its factorization.

1003144143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491 (or 4474 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1003144143 is about 31672.4508524364. The cubic root of 1003144143 is about 1001.0469511774.

Adding to 1003144143 its reverse (3414413001), we get a palindrome (4417557144).

The spelling of 1003144143 in words is "one billion, three million, one hundred forty-four thousand, one hundred forty-three".