17242950773 has 2 divisors, whose sum is σ = 17242950774. Its totient is φ = 17242950772.

The previous prime is 17242950709. The next prime is 17242950787. The reversal of 17242950773 is 37705924271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17207405329 + 35545444 = 131177^2 + 5962^2 .

It is an emirp because it is prime and its reverse (37705924271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17242950773 - 2⁶ = 17242950709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17242955773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8621475386 + 8621475387.

It is an arithmetic number, because the mean of its divisors is an integer number (8621475387).

Almost surely, 2^17242950773 is an apocalyptic number.

It is an amenable number.

17242950773 is a deficient number, since it is larger than the sum of its proper divisors (1).

17242950773 is an equidigital number, since it uses as much as digits as its factorization.

17242950773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 17242950773 in words is "seventeen billion, two hundred forty-two million, nine hundred fifty thousand, seven hundred seventy-three".