17340673243 has 2 divisors, whose sum is σ = 17340673244. Its totient is φ = 17340673242.

The previous prime is 17340673201. The next prime is 17340673321. The reversal of 17340673243 is 34237604371.

It is a weak prime.

It is an emirp because it is prime and its reverse (34237604371) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17340673243 - 2¹⁷ = 17340542171 is a prime.

It is a super-2 number, since 2×17340673243² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 17340673196 and 17340673205.

It is not a weakly prime, because it can be changed into another prime (17340673543) 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, 8670336621 + 8670336622.

It is an arithmetic number, because the mean of its divisors is an integer number (8670336622).

Almost surely, 2^17340673243 is an apocalyptic number.

17340673243 is a deficient number, since it is larger than the sum of its proper divisors (1).

17340673243 is an equidigital number, since it uses as much as digits as its factorization.

17340673243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 17340673243 in words is "seventeen billion, three hundred forty million, six hundred seventy-three thousand, two hundred forty-three".