11846816453 has 2 divisors, whose sum is σ = 11846816454. Its totient is φ = 11846816452.

The previous prime is 11846816393. The next prime is 11846816539. The reversal of 11846816453 is 35461864811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11444292484 + 402523969 = 106978^2 + 20063^2 .

It is an emirp because it is prime and its reverse (35461864811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11846816453 - 2³⁰ = 10773074629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11846816398 and 11846816407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11846813453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5923408226 + 5923408227.

It is an arithmetic number, because the mean of its divisors is an integer number (5923408227).

Almost surely, 2^11846816453 is an apocalyptic number.

It is an amenable number.

11846816453 is a deficient number, since it is larger than the sum of its proper divisors (1).

11846816453 is an equidigital number, since it uses as much as digits as its factorization.

11846816453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 47.

The spelling of 11846816453 in words is "eleven billion, eight hundred forty-six million, eight hundred sixteen thousand, four hundred fifty-three".