43041223 has 2 divisors, whose sum is σ = 43041224. Its totient is φ = 43041222.

The previous prime is 43041217. The next prime is 43041239. The reversal of 43041223 is 32214034.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43041223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43041223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43041203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21520611 + 21520612.

It is an arithmetic number, because the mean of its divisors is an integer number (21520612).

Almost surely, 2^43041223 is an apocalyptic number.

43041223 is a deficient number, since it is larger than the sum of its proper divisors (1).

43041223 is an equidigital number, since it uses as much as digits as its factorization.

43041223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 43041223 is about 6560.5809956131. The cubic root of 43041223 is about 350.4517242185.

Adding to 43041223 its reverse (32214034), we get a palindrome (75255257).

It can be divided in two parts, 43041 and 223, that added together give a square (43264 = 208²).

The spelling of 43041223 in words is "forty-three million, forty-one thousand, two hundred twenty-three".