1294709863339 has 2 divisors, whose sum is σ = 1294709863340. Its totient is φ = 1294709863338.

The previous prime is 1294709863273. The next prime is 1294709863451. The reversal of 1294709863339 is 9333689074921.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1294709863339 - 2⁹ = 1294709862827 is a prime.

It is not a weakly prime, because it can be changed into another prime (1294709863639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647354931669 + 647354931670.

It is an arithmetic number, because the mean of its divisors is an integer number (647354931670).

Almost surely, 2^{1294709863339} is an apocalyptic number.

1294709863339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1294709863339 is an equidigital number, since it uses as much as digits as its factorization.

1294709863339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52907904, while the sum is 64.

The spelling of 1294709863339 in words is "one trillion, two hundred ninety-four billion, seven hundred nine million, eight hundred sixty-three thousand, three hundred thirty-nine".