23273543 has 2 divisors, whose sum is σ = 23273544. Its totient is φ = 23273542.

The previous prime is 23273533. The next prime is 23273563. The reversal of 23273543 is 34537232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23273543 is a 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 (23273533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636771 + 11636772.

It is an arithmetic number, because the mean of its divisors is an integer number (11636772).

Almost surely, 2^23273543 is an apocalyptic number.

23273543 is a deficient number, since it is larger than the sum of its proper divisors (1).

23273543 is an equidigital number, since it uses as much as digits as its factorization.

23273543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 29.

The square root of 23273543 is about 4824.2660581688. The cubic root of 23273543 is about 285.5096779026.

The spelling of 23273543 in words is "twenty-three million, two hundred seventy-three thousand, five hundred forty-three".