68146163 has 2 divisors, whose sum is σ = 68146164. Its totient is φ = 68146162.

The previous prime is 68146151. The next prime is 68146189. The reversal of 68146163 is 36164186.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68146163 - 2⁴ = 68146147 is a prime.

It is not a weakly prime, because it can be changed into another prime (68146063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34073081 + 34073082.

It is an arithmetic number, because the mean of its divisors is an integer number (34073082).

Almost surely, 2^68146163 is an apocalyptic number.

68146163 is a deficient number, since it is larger than the sum of its proper divisors (1).

68146163 is an equidigital number, since it uses as much as digits as its factorization.

68146163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 68146163 is about 8255.0689276347. The cubic root of 68146163 is about 408.4577454950.

The spelling of 68146163 in words is "sixty-eight million, one hundred forty-six thousand, one hundred sixty-three".