It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 354071 = 523 ⋅677.
It is a cyclic number.
It is a Duffinian number.
It is a plaindrome in base 15.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 170453.
2170453 is an apocalyptic number.
It is an amenable number.
170453 is an equidigital number, since it uses as much as digits as its factorization.
170453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7434.
The square root of 170453 is about 412.8595402797. The cubic root of 170453 is about 55.4457441261.
The spelling of 170453 in words is "one hundred seventy thousand, four hundred fifty-three".