1143144003 has 8 divisors (see below), whose sum is σ = 1573359616. Its totient is φ = 737512200.

The previous prime is 1143143993. The next prime is 1143144031. The reversal of 1143144003 is 3004413411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1143144003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1143144043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6145843 + ... + 6146028.

It is an arithmetic number, because the mean of its divisors is an integer number (196669952).

Almost surely, 2^1143144003 is an apocalyptic number.

1143144003 is a deficient number, since it is larger than the sum of its proper divisors (430215613).

1143144003 is a wasteful number, since it uses less digits than its factorization.

1143144003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12291905.

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

The square root of 1143144003 is about 33810.4126416700. The cubic root of 1143144003 is about 1045.6033855781.

Adding to 1143144003 its reverse (3004413411), we get a palindrome (4147557414).

The spelling of 1143144003 in words is "one billion, one hundred forty-three million, one hundred forty-four thousand, three".