171117003 has 8 divisors (see below), whose sum is σ = 228250000. Its totient is φ = 114031008.

The previous prime is 171116999. The next prime is 171117031. The reversal of 171117003 is 300711171.

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

It is not a de Polignac number, because 171117003 - 2² = 171116999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (171117203) 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, 2128 + ... + 18621.

It is an arithmetic number, because the mean of its divisors is an integer number (28531250).

Almost surely, 2^171117003 is an apocalyptic number.

171117003 is a deficient number, since it is larger than the sum of its proper divisors (57132997).

171117003 is a wasteful number, since it uses less digits than its factorization.

171117003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23501.

The product of its (nonzero) digits is 147, while the sum is 21.

The square root of 171117003 is about 13081.1697871406. The cubic root of 171117003 is about 555.1764750055.

Adding to 171117003 its reverse (300711171), we get a palindrome (471828174).

The spelling of 171117003 in words is "one hundred seventy-one million, one hundred seventeen thousand, three".