1712173 has 2 divisors, whose sum is σ = 1712174. Its totient is φ = 1712172.

The previous prime is 1712171. The next prime is 1712177. The reversal of 1712173 is 3712171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1075369 + 636804 = 1037^2 + 798^2 .

It is a cyclic number.

It is not a de Polignac number, because 1712173 - 2¹ = 1712171 is a prime.

Together with 1712171, it forms a pair of twin primes.

It is the 1309-th Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1712171) by changing a digit.

It is a nontrivial repunit in base 1308.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856086 + 856087.

It is an arithmetic number, because the mean of its divisors is an integer number (856087).

2^1712173 is an apocalyptic number.

It is an amenable number.

1712173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1712173 is an equidigital number, since it uses as much as digits as its factorization.

1712173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294, while the sum is 22.

The square root of 1712173 is about 1308.5002865877. The cubic root of 1712173 is about 119.6325100006.

The spelling of 1712173 in words is "one million, seven hundred twelve thousand, one hundred seventy-three".