171132617 has 8 divisors (see below), whose sum is σ = 177046272. Its totient is φ = 165243600.

The previous prime is 171132607. The next prime is 171132629. The reversal of 171132617 is 716231171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 171132617 - 2⁸ = 171132361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 171132617.

It is not an unprimeable number, because it can be changed into a prime (171132607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8567 + ... + 20387.

It is an arithmetic number, because the mean of its divisors is an integer number (22130784).

Almost surely, 2^171132617 is an apocalyptic number.

It is an amenable number.

171132617 is a deficient number, since it is larger than the sum of its proper divisors (5913655).

171132617 is a wasteful number, since it uses less digits than its factorization.

171132617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12319.

The product of its digits is 1764, while the sum is 29.

The square root of 171132617 is about 13081.7665855954. The cubic root of 171132617 is about 555.1933606484.

Adding to 171132617 its reverse (716231171), we get a palindrome (887363788).

The spelling of 171132617 in words is "one hundred seventy-one million, one hundred thirty-two thousand, six hundred seventeen".