17030044642109 has 2 divisors, whose sum is σ = 17030044642110. Its totient is φ = 17030044642108.

The previous prime is 17030044641971. The next prime is 17030044642129. The reversal of 17030044642109 is 90124644003071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16420349153209 + 609695488900 = 4052203^2 + 780830^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17030044642109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17030044642129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8515022321054 + 8515022321055.

It is an arithmetic number, because the mean of its divisors is an integer number (8515022321055).

Almost surely, 2^{17030044642109} is an apocalyptic number.

It is an amenable number.

17030044642109 is a deficient number, since it is larger than the sum of its proper divisors (1).

17030044642109 is an equidigital number, since it uses as much as digits as its factorization.

17030044642109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 17030044642109 in words is "seventeen trillion, thirty billion, forty-four million, six hundred forty-two thousand, one hundred nine".