171104 has 12 divisors (see below), whose sum is σ = 336924. Its totient is φ = 85536.

The previous prime is 171103. The next prime is 171131. The reversal of 171104 is 401171.

171104 = T₈₇ + T₈₈ + ... + T₁₁₈.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2642 + ... + 2705.

It is an arithmetic number, because the mean of its divisors is an integer number (28077).

2¹⁷¹¹⁰⁴ is an apocalyptic number.

It is an amenable number.

171104 is a deficient number, since it is larger than the sum of its proper divisors (165820).

171104 is an equidigital number, since it uses as much as digits as its factorization.

171104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357 (or 5349 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 171104 is about 413.6471926654. The cubic root of 171104 is about 55.5162412225.

Adding to 171104 its reverse (401171), we get a palindrome (572275).

The spelling of 171104 in words is "one hundred seventy-one thousand, one hundred four", and thus it is an iban number.