23143343 has 2 divisors, whose sum is σ = 23143344. Its totient is φ = 23143342.

The previous prime is 23143333. The next prime is 23143357. The reversal of 23143343 is 34334132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23143343 - 2¹² = 23139247 is a prime.

It is a super-2 number, since 2×23143343² = 1071228650431298, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23143303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11571671 + 11571672.

It is an arithmetic number, because the mean of its divisors is an integer number (11571672).

Almost surely, 2^23143343 is an apocalyptic number.

23143343 is a deficient number, since it is larger than the sum of its proper divisors (1).

23143343 is an equidigital number, since it uses as much as digits as its factorization.

23143343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 23.

The square root of 23143343 is about 4810.7528516855. The cubic root of 23143343 is about 284.9762696975.

Adding to 23143343 its reverse (34334132), we get a palindrome (57477475).

The spelling of 23143343 in words is "twenty-three million, one hundred forty-three thousand, three hundred forty-three".