170104201 has 4 divisors (see below), whose sum is σ = 171664900. Its totient is φ = 168543504.

The previous prime is 170104199. The next prime is 170104219. The reversal of 170104201 is 102401071.

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 61214976 + 108889225 = 7824^2 + 10435^2 .

It is a cyclic number.

It is not a de Polignac number, because 170104201 - 2¹ = 170104199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170104241) 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, 780186 + ... + 780403.

It is an arithmetic number, because the mean of its divisors is an integer number (42916225).

Almost surely, 2^170104201 is an apocalyptic number.

It is an amenable number.

170104201 is a deficient number, since it is larger than the sum of its proper divisors (1560699).

170104201 is a wasteful number, since it uses less digits than its factorization.

170104201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560698.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 170104201 is about 13042.4001242103. The cubic root of 170104201 is about 554.0789864659.

Adding to 170104201 its reverse (102401071), we get a palindrome (272505272).

The spelling of 170104201 in words is "one hundred seventy million, one hundred four thousand, two hundred one".