229171 has 2 divisors, whose sum is σ = 229172. Its totient is φ = 229170.

The previous prime is 229157. The next prime is 229181. The reversal of 229171 is 171922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229171 - 2⁵ = 229139 is a prime.

It is not a weakly prime, because it can be changed into another prime (229181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114585 + 114586.

It is an arithmetic number, because the mean of its divisors is an integer number (114586).

2²²⁹¹⁷¹ is an apocalyptic number.

229171 is a deficient number, since it is larger than the sum of its proper divisors (1).

229171 is an equidigital number, since it uses as much as digits as its factorization.

229171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 22.

The square root of 229171 is about 478.7180798758. The cubic root of 229171 is about 61.1955562297.

It can be divided in two parts, 229 and 171, that added together give a square (400 = 20²).

The spelling of 229171 in words is "two hundred twenty-nine thousand, one hundred seventy-one".