12867735941 has 2 divisors, whose sum is σ = 12867735942. Its totient is φ = 12867735940.

The previous prime is 12867735851. The next prime is 12867735943. The reversal of 12867735941 is 14953776821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11293312900 + 1574423041 = 106270^2 + 39679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12867735941 is a prime.

Together with 12867735943, 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 (12867735943) 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, 6433867970 + 6433867971.

It is an arithmetic number, because the mean of its divisors is an integer number (6433867971).

Almost surely, 2^12867735941 is an apocalyptic number.

It is an amenable number.

12867735941 is a deficient number, since it is larger than the sum of its proper divisors (1).

12867735941 is an equidigital number, since it uses as much as digits as its factorization.

12867735941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 53.

The spelling of 12867735941 in words is "twelve billion, eight hundred sixty-seven million, seven hundred thirty-five thousand, nine hundred forty-one".