864073163 has 2 divisors, whose sum is σ = 864073164. Its totient is φ = 864073162.

The previous prime is 864073157. The next prime is 864073219. The reversal of 864073163 is 361370468.

864073163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 864073163 - 2⁸ = 864072907 is a prime.

It is equal to p_44265656 and since 864073163 and 44265656 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 (864073123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432036581 + 432036582.

It is an arithmetic number, because the mean of its divisors is an integer number (432036582).

Almost surely, 2^864073163 is an apocalyptic number.

864073163 is a deficient number, since it is larger than the sum of its proper divisors (1).

864073163 is an equidigital number, since it uses as much as digits as its factorization.

864073163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 864073163 is about 29395.1214149559. The cubic root of 864073163 is about 952.4675144553.

The spelling of 864073163 in words is "eight hundred sixty-four million, seventy-three thousand, one hundred sixty-three".