170713 has 4 divisors (see below), whose sum is σ = 173988. Its totient is φ = 167440.

The previous prime is 170711. The next prime is 170741. The reversal of 170713 is 317071.

It is a happy number.

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 127449 + 43264 = 357^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 170713 - 2¹ = 170711 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (170711) 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, 1558 + ... + 1663.

It is an arithmetic number, because the mean of its divisors is an integer number (43497).

2¹⁷⁰⁷¹³ is an apocalyptic number.

It is an amenable number.

170713 is a deficient number, since it is larger than the sum of its proper divisors (3275).

170713 is an equidigital number, since it uses as much as digits as its factorization.

170713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274.

The product of its (nonzero) digits is 147, while the sum is 19.

The square root of 170713 is about 413.1742973613. The cubic root of 170713 is about 55.4739211406.

Adding to 170713 its reverse (317071), we get a palindrome (487784).

The spelling of 170713 in words is "one hundred seventy thousand, seven hundred thirteen".