1170661710017 has 4 divisors (see below), whose sum is σ = 1211029355220. Its totient is φ = 1130294064816.

The previous prime is 1170661710007. The next prime is 1170661710059. The reversal of 1170661710017 is 7100171660711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 625125841201 + 545535868816 = 790649^2 + 738604^2 .

It is a cyclic number.

It is not a de Polignac number, because 1170661710017 - 2¹² = 1170661705921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1170661710007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20183822558 + ... + 20183822615.

It is an arithmetic number, because the mean of its divisors is an integer number (302757338805).

Almost surely, 2^{1170661710017} is an apocalyptic number.

It is an amenable number.

1170661710017 is a deficient number, since it is larger than the sum of its proper divisors (40367645203).

1170661710017 is an equidigital number, since it uses as much as digits as its factorization.

1170661710017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40367645202.

The product of its (nonzero) digits is 12348, while the sum is 38.

The spelling of 1170661710017 in words is "one trillion, one hundred seventy billion, six hundred sixty-one million, seven hundred ten thousand, seventeen".