64330163 has 2 divisors, whose sum is σ = 64330164. Its totient is φ = 64330162.

The previous prime is 64330157. The next prime is 64330171. The reversal of 64330163 is 36103346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64330163 - 2⁶ = 64330099 is a prime.

It is not a weakly prime, because it can be changed into another prime (64330183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32165081 + 32165082.

It is an arithmetic number, because the mean of its divisors is an integer number (32165082).

Almost surely, 2^64330163 is an apocalyptic number.

64330163 is a deficient number, since it is larger than the sum of its proper divisors (1).

64330163 is an equidigital number, since it uses as much as digits as its factorization.

64330163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 64330163 is about 8020.6086427403. The cubic root of 64330163 is about 400.6866601534.

The spelling of 64330163 in words is "sixty-four million, three hundred thirty thousand, one hundred sixty-three".