201403440433109 has 2 divisors, whose sum is σ = 201403440433110. Its totient is φ = 201403440433108.

The previous prime is 201403440433021. The next prime is 201403440433193. The reversal of 201403440433109 is 901334044304102.

201403440433109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198891167882884 + 2512272550225 = 14102878^2 + 1585015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201403440433109 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 (201403440433309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100701720216554 + 100701720216555.

It is an arithmetic number, because the mean of its divisors is an integer number (100701720216555).

Almost surely, 2^{201403440433109} is an apocalyptic number.

It is an amenable number.

201403440433109 is a deficient number, since it is larger than the sum of its proper divisors (1).

201403440433109 is an equidigital number, since it uses as much as digits as its factorization.

201403440433109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 201403440433109 in words is "two hundred one trillion, four hundred three billion, four hundred forty million, four hundred thirty-three thousand, one hundred nine".