168223063 has 2 divisors, whose sum is σ = 168223064. Its totient is φ = 168223062.

The previous prime is 168223043. The next prime is 168223067. The reversal of 168223063 is 360322861.

It is a strong prime.

It is an emirp because it is prime and its reverse (360322861) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168223063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168223067) 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, 84111531 + 84111532.

It is an arithmetic number, because the mean of its divisors is an integer number (84111532).

Almost surely, 2^168223063 is an apocalyptic number.

168223063 is a deficient number, since it is larger than the sum of its proper divisors (1).

168223063 is an equidigital number, since it uses as much as digits as its factorization.

168223063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 168223063 is about 12970.0833844660. The cubic root of 168223063 is about 552.0289391378.

The spelling of 168223063 in words is "one hundred sixty-eight million, two hundred twenty-three thousand, sixty-three".