304442404109 has 2 divisors, whose sum is σ = 304442404110. Its totient is φ = 304442404108.

The previous prime is 304442404033. The next prime is 304442404117. The reversal of 304442404109 is 901404244403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229875179209 + 74567224900 = 479453^2 + 273070^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-304442404109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304442404169) 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 as a sum of consecutive naturals, namely, 152221202054 + 152221202055.

It is an arithmetic number, because the mean of its divisors is an integer number (152221202055).

Almost surely, 2^304442404109 is an apocalyptic number.

It is an amenable number.

304442404109 is a deficient number, since it is larger than the sum of its proper divisors (1).

304442404109 is an equidigital number, since it uses as much as digits as its factorization.

304442404109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 304442404109 in words is "three hundred four billion, four hundred forty-two million, four hundred four thousand, one hundred nine".