4223243441 has 2 divisors, whose sum is σ = 4223243442. Its totient is φ = 4223243440.

The previous prime is 4223243399. The next prime is 4223243459. The reversal of 4223243441 is 1443423224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2568462400 + 1654781041 = 50680^2 + 40679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4223243441 is a prime.

It is not a weakly prime, because it can be changed into another prime (4223243341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111621720 + 2111621721.

It is an arithmetic number, because the mean of its divisors is an integer number (2111621721).

Almost surely, 2^4223243441 is an apocalyptic number.

It is an amenable number.

4223243441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223243441 is an equidigital number, since it uses as much as digits as its factorization.

4223243441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 29.

The square root of 4223243441 is about 64986.4866029854. The cubic root of 4223243441 is about 1616.3994924955.

Adding to 4223243441 its reverse (1443423224), we get a palindrome (5666666665).

The spelling of 4223243441 in words is "four billion, two hundred twenty-three million, two hundred forty-three thousand, four hundred forty-one".