1276168611359 has 2 divisors, whose sum is σ = 1276168611360. Its totient is φ = 1276168611358.

The previous prime is 1276168611353. The next prime is 1276168611379. The reversal of 1276168611359 is 9531168616721.

It is a weak prime.

It is an emirp because it is prime and its reverse (9531168616721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1276168611359 - 2⁴ = 1276168611343 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1276168611353) 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, 638084305679 + 638084305680.

It is an arithmetic number, because the mean of its divisors is an integer number (638084305680).

Almost surely, 2^{1276168611359} is an apocalyptic number.

1276168611359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1276168611359 is an equidigital number, since it uses as much as digits as its factorization.

1276168611359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 56.

The spelling of 1276168611359 in words is "one trillion, two hundred seventy-six billion, one hundred sixty-eight million, six hundred eleven thousand, three hundred fifty-nine".