441611899 has 2 divisors, whose sum is σ = 441611900. Its totient is φ = 441611898.

The previous prime is 441611897. The next prime is 441611917. The reversal of 441611899 is 998116144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441611899 - 2¹ = 441611897 is a prime.

Together with 441611897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (441611897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220805949 + 220805950.

It is an arithmetic number, because the mean of its divisors is an integer number (220805950).

Almost surely, 2^441611899 is an apocalyptic number.

441611899 is a deficient number, since it is larger than the sum of its proper divisors (1).

441611899 is an equidigital number, since it uses as much as digits as its factorization.

441611899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 43.

The square root of 441611899 is about 21014.5639735875. The cubic root of 441611899 is about 761.5181444152.

The spelling of 441611899 in words is "four hundred forty-one million, six hundred eleven thousand, eight hundred ninety-nine".