168063871 has 2 divisors, whose sum is σ = 168063872. Its totient is φ = 168063870.

The previous prime is 168063859. The next prime is 168063881. The reversal of 168063871 is 178360861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 168063871 - 2⁷ = 168063743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168063811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84031935 + 84031936.

It is an arithmetic number, because the mean of its divisors is an integer number (84031936).

Almost surely, 2^168063871 is an apocalyptic number.

168063871 is a deficient number, since it is larger than the sum of its proper divisors (1).

168063871 is an equidigital number, since it uses as much as digits as its factorization.

168063871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 168063871 is about 12963.9450399946. The cubic root of 168063871 is about 551.8547531014.

The spelling of 168063871 in words is "one hundred sixty-eight million, sixty-three thousand, eight hundred seventy-one".