168845711 has 2 divisors, whose sum is σ = 168845712. Its totient is φ = 168845710.

The previous prime is 168845707. The next prime is 168845713. The reversal of 168845711 is 117548861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 168845711 - 2² = 168845707 is a prime.

Together with 168845713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168845713) 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, 84422855 + 84422856.

It is an arithmetic number, because the mean of its divisors is an integer number (84422856).

Almost surely, 2^168845711 is an apocalyptic number.

168845711 is a deficient number, since it is larger than the sum of its proper divisors (1).

168845711 is an equidigital number, since it uses as much as digits as its factorization.

168845711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 41.

The square root of 168845711 is about 12994.0644526645. The cubic root of 168845711 is about 552.7091798175.

The spelling of 168845711 in words is "one hundred sixty-eight million, eight hundred forty-five thousand, seven hundred eleven".