1003241143 has 4 divisors (see below), whose sum is σ = 1004455080. Its totient is φ = 1002027208.

The previous prime is 1003241137. The next prime is 1003241153. The reversal of 1003241143 is 3411423001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003241143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003241143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003241153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605728 + ... + 607381.

It is an arithmetic number, because the mean of its divisors is an integer number (251113770).

Almost surely, 2^1003241143 is an apocalyptic number.

1003241143 is a deficient number, since it is larger than the sum of its proper divisors (1213937).

1003241143 is an equidigital number, since it uses as much as digits as its factorization.

1003241143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213936.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1003241143 is about 31673.9821146631. The cubic root of 1003241143 is about 1001.0792158741.

Adding to 1003241143 its reverse (3411423001), we get a palindrome (4414664144).

The spelling of 1003241143 in words is "one billion, three million, two hundred forty-one thousand, one hundred forty-three".