2002043143 has 2 divisors, whose sum is σ = 2002043144. Its totient is φ = 2002043142.

The previous prime is 2002043111. The next prime is 2002043179. The reversal of 2002043143 is 3413402002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002043143 - 2⁵ = 2002043111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2002043143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002043543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001021571 + 1001021572.

It is an arithmetic number, because the mean of its divisors is an integer number (1001021572).

Almost surely, 2^2002043143 is an apocalyptic number.

2002043143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002043143 is an equidigital number, since it uses as much as digits as its factorization.

2002043143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2002043143 is about 44744.1967522046. The cubic root of 2002043143 is about 1260.3499370273.

Adding to 2002043143 its reverse (3413402002), we get a palindrome (5415445145).

The spelling of 2002043143 in words is "two billion, two million, forty-three thousand, one hundred forty-three".