443343041 has 2 divisors, whose sum is σ = 443343042. Its totient is φ = 443343040.

The previous prime is 443343013. The next prime is 443343067. The reversal of 443343041 is 140343344.

It is an a-pointer prime, because the next prime (443343067) can be obtained adding 443343041 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305515441 + 137827600 = 17479^2 + 11740^2 .

It is a cyclic number.

It is not a de Polignac number, because 443343041 - 2²² = 439148737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 443343041.

It is not a weakly prime, because it can be changed into another prime (443343011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221671520 + 221671521.

It is an arithmetic number, because the mean of its divisors is an integer number (221671521).

Almost surely, 2^443343041 is an apocalyptic number.

It is an amenable number.

443343041 is a deficient number, since it is larger than the sum of its proper divisors (1).

443343041 is an equidigital number, since it uses as much as digits as its factorization.

443343041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 443343041 is about 21055.7127877448. The cubic root of 443343041 is about 762.5119108056.

Adding to 443343041 its reverse (140343344), we get a palindrome (583686385).

It can be divided in two parts, 4433 and 43041, that added together give a palindrome (47474).

The spelling of 443343041 in words is "four hundred forty-three million, three hundred forty-three thousand, forty-one".