98666171 has 2 divisors, whose sum is σ = 98666172. Its totient is φ = 98666170.

The previous prime is 98666153. The next prime is 98666233. The reversal of 98666171 is 17166689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98666171 - 2¹⁸ = 98404027 is a prime.

It is a Chen prime.

It is equal to p_5689196 and since 98666171 and 5689196 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (98666101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49333085 + 49333086.

It is an arithmetic number, because the mean of its divisors is an integer number (49333086).

Almost surely, 2^98666171 is an apocalyptic number.

98666171 is a deficient number, since it is larger than the sum of its proper divisors (1).

98666171 is an equidigital number, since it uses as much as digits as its factorization.

98666171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 98666171 is about 9933.0846669099. The cubic root of 98666171 is about 462.0859441069.

The spelling of 98666171 in words is "ninety-eight million, six hundred sixty-six thousand, one hundred seventy-one".