170201 has 4 divisors (see below), whose sum is σ = 176100. Its totient is φ = 164304.

The previous prime is 170197. The next prime is 170207. The reversal of 170201 is 102071.

170201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 48400 + 121801 = 220^2 + 349^2 .

It is a cyclic number.

It is not a de Polignac number, because 170201 - 2² = 170197 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 170201.

It is not an unprimeable number, because it can be changed into a prime (170207) 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, 2906 + ... + 2963.

It is an arithmetic number, because the mean of its divisors is an integer number (44025).

2¹⁷⁰²⁰¹ is an apocalyptic number.

170201 is the 185-th centered decagonal number.

It is an amenable number.

170201 is a deficient number, since it is larger than the sum of its proper divisors (5899).

170201 is an equidigital number, since it uses as much as digits as its factorization.

170201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5898.

The product of its (nonzero) digits is 14, while the sum is 11.

The square root of 170201 is about 412.5542388584. The cubic root of 170201 is about 55.4184067393.

Adding to 170201 its reverse (102071), we get a palindrome (272272).

The spelling of 170201 in words is "one hundred seventy thousand, two hundred one", and thus it is an iban number.