163417 has 2 divisors, whose sum is σ = 163418. Its totient is φ = 163416.

The previous prime is 163411. The next prime is 163433. The reversal of 163417 is 714361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121801 + 41616 = 349^2 + 204^2 .

It is an emirp because it is prime and its reverse (714361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163417 - 2³ = 163409 is a prime.

It is not a weakly prime, because it can be changed into another prime (163411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81708 + 81709.

It is an arithmetic number, because the mean of its divisors is an integer number (81709).

2¹⁶³⁴¹⁷ is an apocalyptic number.

It is an amenable number.

163417 is a deficient number, since it is larger than the sum of its proper divisors (1).

163417 is an equidigital number, since it uses as much as digits as its factorization.

163417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 22.

The square root of 163417 is about 404.2486858358. The cubic root of 163417 is about 54.6720985745.

Adding to 163417 its reverse (714361), we get a palindrome (877778).

The spelling of 163417 in words is "one hundred sixty-three thousand, four hundred seventeen".