12247848871 has 2 divisors, whose sum is σ = 12247848872. Its totient is φ = 12247848870.

The previous prime is 12247848853. The next prime is 12247848911. The reversal of 12247848871 is 17884874221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12247848871 - 2³³ = 3657914279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12247848071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123924435 + 6123924436.

It is an arithmetic number, because the mean of its divisors is an integer number (6123924436).

Almost surely, 2^12247848871 is an apocalyptic number.

12247848871 is a deficient number, since it is larger than the sum of its proper divisors (1).

12247848871 is an equidigital number, since it uses as much as digits as its factorization.

12247848871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1605632, while the sum is 52.

The spelling of 12247848871 in words is "twelve billion, two hundred forty-seven million, eight hundred forty-eight thousand, eight hundred seventy-one".