279106728343 has 2 divisors, whose sum is σ = 279106728344. Its totient is φ = 279106728342.

The previous prime is 279106728323. The next prime is 279106728349. The reversal of 279106728343 is 343827601972.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-279106728343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (279106728349) 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, 139553364171 + 139553364172.

It is an arithmetic number, because the mean of its divisors is an integer number (139553364172).

Almost surely, 2^279106728343 is an apocalyptic number.

279106728343 is a deficient number, since it is larger than the sum of its proper divisors (1).

279106728343 is an equidigital number, since it uses as much as digits as its factorization.

279106728343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 279106728343 in words is "two hundred seventy-nine billion, one hundred six million, seven hundred twenty-eight thousand, three hundred forty-three".