4043443241 has 2 divisors, whose sum is σ = 4043443242. Its totient is φ = 4043443240.

The previous prime is 4043443177. The next prime is 4043443273. The reversal of 4043443241 is 1423443404.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2939808400 + 1103634841 = 54220^2 + 33221^2 .

It is a cyclic number.

It is not a de Polignac number, because 4043443241 - 2⁶ = 4043443177 is a prime.

It is not a weakly prime, because it can be changed into another prime (4043443441) 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, 2021721620 + 2021721621.

It is an arithmetic number, because the mean of its divisors is an integer number (2021721621).

Almost surely, 2^4043443241 is an apocalyptic number.

It is an amenable number.

4043443241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4043443241 is an equidigital number, since it uses as much as digits as its factorization.

4043443241 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4043443241 is about 63588.0746759957. The cubic root of 4043443241 is about 1593.1271920958.

Adding to 4043443241 its reverse (1423443404), we get a palindrome (5466886645).

The spelling of 4043443241 in words is "four billion, forty-three million, four hundred forty-three thousand, two hundred forty-one".