13212243983 has 2 divisors, whose sum is σ = 13212243984. Its totient is φ = 13212243982.

The previous prime is 13212243971. The next prime is 13212244007. The reversal of 13212243983 is 38934221231.

It is a weak prime.

It is an emirp because it is prime and its reverse (38934221231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13212243983 - 2²⁶ = 13145135119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13212243283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606121991 + 6606121992.

It is an arithmetic number, because the mean of its divisors is an integer number (6606121992).

Almost surely, 2^13212243983 is an apocalyptic number.

13212243983 is a deficient number, since it is larger than the sum of its proper divisors (1).

13212243983 is an equidigital number, since it uses as much as digits as its factorization.

13212243983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The spelling of 13212243983 in words is "thirteen billion, two hundred twelve million, two hundred forty-three thousand, nine hundred eighty-three".