342743919709 has 2 divisors, whose sum is σ = 342743919710. Its totient is φ = 342743919708.

The previous prime is 342743919703. The next prime is 342743919751. The reversal of 342743919709 is 907919347243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341628560100 + 1115359609 = 584490^2 + 33397^2 .

It is a cyclic number.

It is not a de Polignac number, because 342743919709 - 2¹⁵ = 342743886941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342743919703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171371959854 + 171371959855.

It is an arithmetic number, because the mean of its divisors is an integer number (171371959855).

Almost surely, 2^342743919709 is an apocalyptic number.

It is an amenable number.

342743919709 is a deficient number, since it is larger than the sum of its proper divisors (1).

342743919709 is an equidigital number, since it uses as much as digits as its factorization.

342743919709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10287648, while the sum is 58.

The spelling of 342743919709 in words is "three hundred forty-two billion, seven hundred forty-three million, nine hundred nineteen thousand, seven hundred nine".