17340673321 has 2 divisors, whose sum is σ = 17340673322. Its totient is φ = 17340673320.

The previous prime is 17340673243. The next prime is 17340673333. The reversal of 17340673321 is 12337604371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13414272400 + 3926400921 = 115820^2 + 62661^2 .

It is a cyclic number.

It is not a de Polignac number, because 17340673321 - 2¹¹ = 17340671273 is a prime.

It is not a weakly prime, because it can be changed into another prime (17340673381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8670336660 + 8670336661.

It is an arithmetic number, because the mean of its divisors is an integer number (8670336661).

Almost surely, 2^17340673321 is an apocalyptic number.

It is an amenable number.

17340673321 is a deficient number, since it is larger than the sum of its proper divisors (1).

17340673321 is an equidigital number, since it uses as much as digits as its factorization.

17340673321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The spelling of 17340673321 in words is "seventeen billion, three hundred forty million, six hundred seventy-three thousand, three hundred twenty-one".