17009230709 has 2 divisors, whose sum is σ = 17009230710. Its totient is φ = 17009230708.

The previous prime is 17009230699. The next prime is 17009230783. The reversal of 17009230709 is 90703290071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16977308209 + 31922500 = 130297^2 + 5650^2 .

It is a cyclic number.

It is not a de Polignac number, because 17009230709 - 2¹² = 17009226613 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 (17009230109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8504615354 + 8504615355.

It is an arithmetic number, because the mean of its divisors is an integer number (8504615355).

Almost surely, 2^17009230709 is an apocalyptic number.

It is an amenable number.

17009230709 is a deficient number, since it is larger than the sum of its proper divisors (1).

17009230709 is an equidigital number, since it uses as much as digits as its factorization.

17009230709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 38.

The spelling of 17009230709 in words is "seventeen billion, nine million, two hundred thirty thousand, seven hundred nine".