340226643126341 has 2 divisors, whose sum is σ = 340226643126342. Its totient is φ = 340226643126340.

The previous prime is 340226643126323. The next prime is 340226643126389. The reversal of 340226643126341 is 143621346622043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340082615286241 + 144027840100 = 18441329^2 + 379510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340226643126341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340226643126241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170113321563170 + 170113321563171.

It is an arithmetic number, because the mean of its divisors is an integer number (170113321563171).

Almost surely, 2^{340226643126341} is an apocalyptic number.

It is an amenable number.

340226643126341 is a deficient number, since it is larger than the sum of its proper divisors (1).

340226643126341 is an equidigital number, since it uses as much as digits as its factorization.

340226643126341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 47.

Adding to 340226643126341 its reverse (143621346622043), we get a palindrome (483847989748384).

The spelling of 340226643126341 in words is "three hundred forty trillion, two hundred twenty-six billion, six hundred forty-three million, one hundred twenty-six thousand, three hundred forty-one".