23144243 has 2 divisors, whose sum is σ = 23144244. Its totient is φ = 23144242.

The previous prime is 23144237. The next prime is 23144273. The reversal of 23144243 is 34244132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23144243 - 2⁴ = 23144227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23144273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572121 + 11572122.

It is an arithmetic number, because the mean of its divisors is an integer number (11572122).

Almost surely, 2^23144243 is an apocalyptic number.

23144243 is a deficient number, since it is larger than the sum of its proper divisors (1).

23144243 is an equidigital number, since it uses as much as digits as its factorization.

23144243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 23.

The square root of 23144243 is about 4810.8463912289. The cubic root of 23144243 is about 284.9799637089.

Adding to 23144243 its reverse (34244132), we get a palindrome (57388375).

The spelling of 23144243 in words is "twenty-three million, one hundred forty-four thousand, two hundred forty-three".