17083412861 has 2 divisors, whose sum is σ = 17083412862. Its totient is φ = 17083412860.

The previous prime is 17083412849. The next prime is 17083412881. The reversal of 17083412861 is 16821438071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15120391225 + 1963021636 = 122965^2 + 44306^2 .

It is a cyclic number.

It is not a de Polignac number, because 17083412861 - 2¹⁸ = 17083150717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17083412881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8541706430 + 8541706431.

It is an arithmetic number, because the mean of its divisors is an integer number (8541706431).

Almost surely, 2^17083412861 is an apocalyptic number.

It is an amenable number.

17083412861 is a deficient number, since it is larger than the sum of its proper divisors (1).

17083412861 is an equidigital number, since it uses as much as digits as its factorization.

17083412861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 41.

The spelling of 17083412861 in words is "seventeen billion, eighty-three million, four hundred twelve thousand, eight hundred sixty-one".