12363836117209 has 2 divisors, whose sum is σ = 12363836117210. Its totient is φ = 12363836117208.

The previous prime is 12363836117203. The next prime is 12363836117251. The reversal of 12363836117209 is 90271163836321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9338922081225 + 3024914035984 = 3055965^2 + 1739228^2 .

It is a cyclic number.

It is not a de Polignac number, because 12363836117209 - 2¹⁵ = 12363836084441 is a prime.

It is not a weakly prime, because it can be changed into another prime (12363836117203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6181918058604 + 6181918058605.

It is an arithmetic number, because the mean of its divisors is an integer number (6181918058605).

Almost surely, 2^{12363836117209} is an apocalyptic number.

It is an amenable number.

12363836117209 is a deficient number, since it is larger than the sum of its proper divisors (1).

12363836117209 is an equidigital number, since it uses as much as digits as its factorization.

12363836117209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 12363836117209 in words is "twelve trillion, three hundred sixty-three billion, eight hundred thirty-six million, one hundred seventeen thousand, two hundred nine".