446047109 has 2 divisors, whose sum is σ = 446047110. Its totient is φ = 446047108.

The previous prime is 446047103. The next prime is 446047141. The reversal of 446047109 is 901740644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 404894884 + 41152225 = 20122^2 + 6415^2 .

It is a cyclic number.

It is not a de Polignac number, because 446047109 - 2⁴ = 446047093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (446047103) 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, 223023554 + 223023555.

It is an arithmetic number, because the mean of its divisors is an integer number (223023555).

Almost surely, 2^446047109 is an apocalyptic number.

It is an amenable number.

446047109 is a deficient number, since it is larger than the sum of its proper divisors (1).

446047109 is an equidigital number, since it uses as much as digits as its factorization.

446047109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 446047109 is about 21119.8273903931. The cubic root of 446047109 is about 764.0590244549.

The spelling of 446047109 in words is "four hundred forty-six million, forty-seven thousand, one hundred nine".