441109 has 2 divisors, whose sum is σ = 441110. Its totient is φ = 441108.

The previous prime is 441107. The next prime is 441113. The reversal of 441109 is 901144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418609 + 22500 = 647^2 + 150^2 .

It is a cyclic number.

It is not a de Polignac number, because 441109 - 2¹ = 441107 is a prime.

Together with 441107, it forms a pair of twin primes.

441109 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441101) 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, 220554 + 220555.

It is an arithmetic number, because the mean of its divisors is an integer number (220555).

2⁴⁴¹¹⁰⁹ is an apocalyptic number.

It is an amenable number.

441109 is a deficient number, since it is larger than the sum of its proper divisors (1).

441109 is an equidigital number, since it uses as much as digits as its factorization.

441109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 441109 is about 664.1603721994. The cubic root of 441109 is about 76.1228967291.

The spelling of 441109 in words is "four hundred forty-one thousand, one hundred nine".