2143003043 has 2 divisors, whose sum is σ = 2143003044. Its totient is φ = 2143003042.

The previous prime is 2143003033. The next prime is 2143003069. The reversal of 2143003043 is 3403003412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2143003043 - 2¹⁶ = 2142937507 is a prime.

It is not a weakly prime, because it can be changed into another prime (2143003033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071501521 + 1071501522.

It is an arithmetic number, because the mean of its divisors is an integer number (1071501522).

Almost surely, 2^2143003043 is an apocalyptic number.

2143003043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143003043 is an equidigital number, since it uses as much as digits as its factorization.

2143003043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2143003043 is about 46292.5808634602. The cubic root of 2143003043 is about 1289.2612485901.

Adding to 2143003043 its reverse (3403003412), we get a palindrome (5546006455).

The spelling of 2143003043 in words is "two billion, one hundred forty-three million, three thousand, forty-three".