343042045242289 has 2 divisors, whose sum is σ = 343042045242290. Its totient is φ = 343042045242288.

The previous prime is 343042045242223. The next prime is 343042045242307. The reversal of 343042045242289 is 982242540240343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253069554585600 + 89972490656689 = 15908160^2 + 9485383^2 .

It is an emirp because it is prime and its reverse (982242540240343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343042045242289 - 2²⁹ = 343041508371377 is a prime.

It is not a weakly prime, because it can be changed into another prime (343042045542289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171521022621144 + 171521022621145.

It is an arithmetic number, because the mean of its divisors is an integer number (171521022621145).

Almost surely, 2^{343042045242289} is an apocalyptic number.

It is an amenable number.

343042045242289 is a deficient number, since it is larger than the sum of its proper divisors (1).

343042045242289 is an equidigital number, since it uses as much as digits as its factorization.

343042045242289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13271040, while the sum is 52.

The spelling of 343042045242289 in words is "three hundred forty-three trillion, forty-two billion, forty-five million, two hundred forty-two thousand, two hundred eighty-nine".