340143017 has 2 divisors, whose sum is σ = 340143018. Its totient is φ = 340143016.

The previous prime is 340142963. The next prime is 340143031. The reversal of 340143017 is 710341043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292546816 + 47596201 = 17104^2 + 6899^2 .

It is an emirp because it is prime and its reverse (710341043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340143017 - 2¹⁶ = 340077481 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 340142983 and 340143001.

It is not a weakly prime, because it can be changed into another prime (340145017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170071508 + 170071509.

It is an arithmetic number, because the mean of its divisors is an integer number (170071509).

Almost surely, 2^340143017 is an apocalyptic number.

It is an amenable number.

340143017 is a deficient number, since it is larger than the sum of its proper divisors (1).

340143017 is an equidigital number, since it uses as much as digits as its factorization.

340143017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 340143017 is about 18442.9665997637. The cubic root of 340143017 is about 698.0510529074.

The spelling of 340143017 in words is "three hundred forty million, one hundred forty-three thousand, seventeen".