41043340109 has 2 divisors, whose sum is σ = 41043340110. Its totient is φ = 41043340108.

The previous prime is 41043340021. The next prime is 41043340153. The reversal of 41043340109 is 90104334014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36265489225 + 4777850884 = 190435^2 + 69122^2 .

It is a cyclic number.

It is not a de Polignac number, because 41043340109 - 2¹² = 41043336013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41043340309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20521670054 + 20521670055.

It is an arithmetic number, because the mean of its divisors is an integer number (20521670055).

Almost surely, 2^41043340109 is an apocalyptic number.

It is an amenable number.

41043340109 is a deficient number, since it is larger than the sum of its proper divisors (1).

41043340109 is an equidigital number, since it uses as much as digits as its factorization.

41043340109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 41043340109 in words is "forty-one billion, forty-three million, three hundred forty thousand, one hundred nine".