2143343023 has 2 divisors, whose sum is σ = 2143343024. Its totient is φ = 2143343022.

The previous prime is 2143343011. The next prime is 2143343047. The reversal of 2143343023 is 3203433412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2143343023 - 2²¹ = 2141245871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2143343063) 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 as a sum of consecutive naturals, namely, 1071671511 + 1071671512.

It is an arithmetic number, because the mean of its divisors is an integer number (1071671512).

Almost surely, 2^2143343023 is an apocalyptic number.

2143343023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143343023 is an equidigital number, since it uses as much as digits as its factorization.

2143343023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 2143343023 is about 46296.2527965277. The cubic root of 2143343023 is about 1289.3294239268.

Adding to 2143343023 its reverse (3203433412), we get a palindrome (5346776435).

The spelling of 2143343023 in words is "two billion, one hundred forty-three million, three hundred forty-three thousand, twenty-three".