1304243104279 has 2 divisors, whose sum is σ = 1304243104280. Its totient is φ = 1304243104278.

The previous prime is 1304243104259. The next prime is 1304243104349. The reversal of 1304243104279 is 9724013424031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1304243104279 - 2⁹ = 1304243103767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304243104249) 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, 652121552139 + 652121552140.

It is an arithmetic number, because the mean of its divisors is an integer number (652121552140).

Almost surely, 2^{1304243104279} is an apocalyptic number.

1304243104279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304243104279 is an equidigital number, since it uses as much as digits as its factorization.

1304243104279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 1304243104279 in words is "one trillion, three hundred four billion, two hundred forty-three million, one hundred four thousand, two hundred seventy-nine".