12973771199 has 2 divisors, whose sum is σ = 12973771200. Its totient is φ = 12973771198.

The previous prime is 12973771147. The next prime is 12973771201. The reversal of 12973771199 is 99117737921.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12973771199 is a prime.

It is a Sophie Germain prime.

Together with 12973771201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12973771099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6486885599 + 6486885600.

It is an arithmetic number, because the mean of its divisors is an integer number (6486885600).

Almost surely, 2^12973771199 is an apocalyptic number.

12973771199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12973771199 is an equidigital number, since it uses as much as digits as its factorization.

12973771199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1500282, while the sum is 56.

The spelling of 12973771199 in words is "twelve billion, nine hundred seventy-three million, seven hundred seventy-one thousand, one hundred ninety-nine".