314243043209 has 2 divisors, whose sum is σ = 314243043210. Its totient is φ = 314243043208.

The previous prime is 314243043199. The next prime is 314243043271. The reversal of 314243043209 is 902340342413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243890785609 + 70352257600 = 493853^2 + 265240^2 .

It is a cyclic number.

It is not a de Polignac number, because 314243043209 - 2⁴ = 314243043193 is a prime.

It is not a weakly prime, because it can be changed into another prime (314243043509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157121521604 + 157121521605.

It is an arithmetic number, because the mean of its divisors is an integer number (157121521605).

Almost surely, 2^314243043209 is an apocalyptic number.

It is an amenable number.

314243043209 is a deficient number, since it is larger than the sum of its proper divisors (1).

314243043209 is an equidigital number, since it uses as much as digits as its factorization.

314243043209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 314243043209 in words is "three hundred fourteen billion, two hundred forty-three million, forty-three thousand, two hundred nine".