328203163 has 2 divisors, whose sum is σ = 328203164. Its totient is φ = 328203162.

The previous prime is 328203157. The next prime is 328203167. The reversal of 328203163 is 361302823.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328203163 is a prime.

It is not a weakly prime, because it can be changed into another prime (328203167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164101581 + 164101582.

It is an arithmetic number, because the mean of its divisors is an integer number (164101582).

Almost surely, 2^328203163 is an apocalyptic number.

328203163 is a deficient number, since it is larger than the sum of its proper divisors (1).

328203163 is an equidigital number, since it uses as much as digits as its factorization.

328203163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 328203163 is about 18116.3783080394. The cubic root of 328203163 is about 689.7858069320.

Adding to 328203163 its reverse (361302823), we get a palindrome (689505986).

The spelling of 328203163 in words is "three hundred twenty-eight million, two hundred three thousand, one hundred sixty-three".