17104347493 has 2 divisors, whose sum is σ = 17104347494. Its totient is φ = 17104347492.

The previous prime is 17104347473. The next prime is 17104347527. The reversal of 17104347493 is 39474340171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16086609889 + 1017737604 = 126833^2 + 31902^2 .

It is a cyclic number.

It is not a de Polignac number, because 17104347493 - 2⁹ = 17104346981 is a prime.

It is a super-2 number, since 2×17104347493² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17104347473) 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, 8552173746 + 8552173747.

It is an arithmetic number, because the mean of its divisors is an integer number (8552173747).

Almost surely, 2^17104347493 is an apocalyptic number.

It is an amenable number.

17104347493 is a deficient number, since it is larger than the sum of its proper divisors (1).

17104347493 is an equidigital number, since it uses as much as digits as its factorization.

17104347493 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 43.

The spelling of 17104347493 in words is "seventeen billion, one hundred four million, three hundred forty-seven thousand, four hundred ninety-three".