204414411109 has 2 divisors, whose sum is σ = 204414411110. Its totient is φ = 204414411108.

The previous prime is 204414411079. The next prime is 204414411119. The reversal of 204414411109 is 901114414402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166772590884 + 37641820225 = 408378^2 + 194015^2 .

It is a cyclic number.

It is not a de Polignac number, because 204414411109 - 2¹³ = 204414402917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204414411119) 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, 102207205554 + 102207205555.

It is an arithmetic number, because the mean of its divisors is an integer number (102207205555).

Almost surely, 2^204414411109 is an apocalyptic number.

It is an amenable number.

204414411109 is a deficient number, since it is larger than the sum of its proper divisors (1).

204414411109 is an equidigital number, since it uses as much as digits as its factorization.

204414411109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 204414411109 in words is "two hundred four billion, four hundred fourteen million, four hundred eleven thousand, one hundred nine".