13441400209 has 2 divisors, whose sum is σ = 13441400210. Its totient is φ = 13441400208.

The previous prime is 13441400201. The next prime is 13441400221. The reversal of 13441400209 is 90200414431.

13441400209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12211355025 + 1230045184 = 110505^2 + 35072^2 .

It is an emirp because it is prime and its reverse (90200414431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13441400209 - 2³ = 13441400201 is a prime.

It is not a weakly prime, because it can be changed into another prime (13441400201) 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, 6720700104 + 6720700105.

It is an arithmetic number, because the mean of its divisors is an integer number (6720700105).

Almost surely, 2^13441400209 is an apocalyptic number.

It is an amenable number.

13441400209 is a deficient number, since it is larger than the sum of its proper divisors (1).

13441400209 is an equidigital number, since it uses as much as digits as its factorization.

13441400209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 13441400209 in words is "thirteen billion, four hundred forty-one million, four hundred thousand, two hundred nine".