208448171 has 2 divisors, whose sum is σ = 208448172. Its totient is φ = 208448170.

The previous prime is 208448167. The next prime is 208448173. The reversal of 208448171 is 171844802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 208448171 - 2² = 208448167 is a prime.

Together with 208448173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (208448173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104224085 + 104224086.

It is an arithmetic number, because the mean of its divisors is an integer number (104224086).

Almost surely, 2^208448171 is an apocalyptic number.

208448171 is a deficient number, since it is larger than the sum of its proper divisors (1).

208448171 is an equidigital number, since it uses as much as digits as its factorization.

208448171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 208448171 is about 14437.7342751555. The cubic root of 208448171 is about 592.9244548281.

The spelling of 208448171 in words is "two hundred eight million, four hundred forty-eight thousand, one hundred seventy-one".