2173314565117 has 4 divisors (see below), whose sum is σ = 2174401768000. Its totient is φ = 2172227362236.

The previous prime is 2173314565111. The next prime is 2173314565151. The reversal of 2173314565117 is 7115654133712.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2173314565117 - 2¹⁵ = 2173314532349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173314565111) 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, 543598443 + ... + 543602440.

It is an arithmetic number, because the mean of its divisors is an integer number (543600442000).

Almost surely, 2^{2173314565117} is an apocalyptic number.

It is an amenable number.

2173314565117 is a deficient number, since it is larger than the sum of its proper divisors (1087202883).

2173314565117 is a wasteful number, since it uses less digits than its factorization.

2173314565117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087202882.

The product of its digits is 529200, while the sum is 46.

Adding to 2173314565117 its reverse (7115654133712), we get a palindrome (9288968698829).

The spelling of 2173314565117 in words is "two trillion, one hundred seventy-three billion, three hundred fourteen million, five hundred sixty-five thousand, one hundred seventeen".