1717106688049 has 2 divisors, whose sum is σ = 1717106688050. Its totient is φ = 1717106688048.

The previous prime is 1717106687999. The next prime is 1717106688053. The reversal of 1717106688049 is 9408866017171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 869845349025 + 847261339024 = 932655^2 + 920468^2 .

It is an emirp because it is prime and its reverse (9408866017171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1717106688049 - 2⁷ = 1717106687921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1717106687984 and 1717106688002.

It is not a weakly prime, because it can be changed into another prime (1717106658049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 858553344024 + 858553344025.

It is an arithmetic number, because the mean of its divisors is an integer number (858553344025).

Almost surely, 2^{1717106688049} is an apocalyptic number.

It is an amenable number.

1717106688049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1717106688049 is an equidigital number, since it uses as much as digits as its factorization.

1717106688049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 58.

The spelling of 1717106688049 in words is "one trillion, seven hundred seventeen billion, one hundred six million, six hundred eighty-eight thousand, forty-nine".