4042043323 has 2 divisors, whose sum is σ = 4042043324. Its totient is φ = 4042043322.

The previous prime is 4042043297. The next prime is 4042043329. The reversal of 4042043323 is 3233402404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4042043323 is a prime.

It is a super-2 number, since 2×4042043323² = 32676228450017764658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4042043329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021021661 + 2021021662.

It is an arithmetic number, because the mean of its divisors is an integer number (2021021662).

Almost surely, 2^4042043323 is an apocalyptic number.

4042043323 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042043323 is an equidigital number, since it uses as much as digits as its factorization.

4042043323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4042043323 is about 63577.0660144049. The cubic root of 4042043323 is about 1592.9433137580.

Adding to 4042043323 its reverse (3233402404), we get a palindrome (7275445727).

The spelling of 4042043323 in words is "four billion, forty-two million, forty-three thousand, three hundred twenty-three".