313444341213109 has 2 divisors, whose sum is σ = 313444341213110. Its totient is φ = 313444341213108.

The previous prime is 313444341213007. The next prime is 313444341213163. The reversal of 313444341213109 is 901312143444313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302837086906225 + 10607254306884 = 17402215^2 + 3256878^2 .

It is a cyclic number.

It is not a de Polignac number, because 313444341213109 - 2¹¹ = 313444341211061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313444342213109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156722170606554 + 156722170606555.

It is an arithmetic number, because the mean of its divisors is an integer number (156722170606555).

Almost surely, 2^{313444341213109} is an apocalyptic number.

It is an amenable number.

313444341213109 is a deficient number, since it is larger than the sum of its proper divisors (1).

313444341213109 is an equidigital number, since it uses as much as digits as its factorization.

313444341213109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 313444341213109 in words is "three hundred thirteen trillion, four hundred forty-four billion, three hundred forty-one million, two hundred thirteen thousand, one hundred nine".