443042011 has 2 divisors, whose sum is σ = 443042012. Its totient is φ = 443042010.

The previous prime is 443041997. The next prime is 443042021. The reversal of 443042011 is 110240344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 443042011 - 2⁵ = 443041979 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 443042011.

It is not a weakly prime, because it can be changed into another prime (443042021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221521005 + 221521006.

It is an arithmetic number, because the mean of its divisors is an integer number (221521006).

Almost surely, 2^443042011 is an apocalyptic number.

443042011 is a deficient number, since it is larger than the sum of its proper divisors (1).

443042011 is an equidigital number, since it uses as much as digits as its factorization.

443042011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 443042011 is about 21048.5631576124. The cubic root of 443042011 is about 762.3392898243.

Adding to 443042011 its reverse (110240344), we get a palindrome (553282355).

The spelling of 443042011 in words is "four hundred forty-three million, forty-two thousand, eleven".