443441113 has 4 divisors (see below), whose sum is σ = 444757300. Its totient is φ = 442124928.

The previous prime is 443441101. The next prime is 443441123. The reversal of 443441113 is 311144344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 60964864 + 382476249 = 7808^2 + 19557^2 .

It is a cyclic number.

It is not a de Polignac number, because 443441113 - 2¹⁷ = 443310041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443441123) 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 in 3 ways as a sum of consecutive naturals, for example, 657588 + ... + 658261.

It is an arithmetic number, because the mean of its divisors is an integer number (111189325).

Almost surely, 2^443441113 is an apocalyptic number.

It is an amenable number.

443441113 is a deficient number, since it is larger than the sum of its proper divisors (1316187).

443441113 is a wasteful number, since it uses less digits than its factorization.

443441113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316186.

The product of its digits is 2304, while the sum is 25.

The square root of 443441113 is about 21058.0415281194. The cubic root of 443441113 is about 762.5681317961.

Adding to 443441113 its reverse (311144344), we get a palindrome (754585457).

The spelling of 443441113 in words is "four hundred forty-three million, four hundred forty-one thousand, one hundred thirteen".