1346273775779 has 2 divisors, whose sum is σ = 1346273775780. Its totient is φ = 1346273775778.

The previous prime is 1346273775673. The next prime is 1346273775787. The reversal of 1346273775779 is 9775773726431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1346273775779 - 2¹² = 1346273771683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1346273775179) 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, 673136887889 + 673136887890.

It is an arithmetic number, because the mean of its divisors is an integer number (673136887890).

Almost surely, 2^{1346273775779} is an apocalyptic number.

1346273775779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346273775779 is an equidigital number, since it uses as much as digits as its factorization.

1346273775779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326728080, while the sum is 68.

The spelling of 1346273775779 in words is "one trillion, three hundred forty-six billion, two hundred seventy-three million, seven hundred seventy-five thousand, seven hundred seventy-nine".