328732163 has 2 divisors, whose sum is σ = 328732164. Its totient is φ = 328732162.

The previous prime is 328732133. The next prime is 328732189. The reversal of 328732163 is 361237823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328732163 - 2¹² = 328728067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328732133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164366081 + 164366082.

It is an arithmetic number, because the mean of its divisors is an integer number (164366082).

Almost surely, 2^328732163 is an apocalyptic number.

328732163 is a deficient number, since it is larger than the sum of its proper divisors (1).

328732163 is an equidigital number, since it uses as much as digits as its factorization.

328732163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 35.

The square root of 328732163 is about 18130.9724780553. The cubic root of 328732163 is about 690.1562084198.

Adding to 328732163 its reverse (361237823), we get a palindrome (689969986).

The spelling of 328732163 in words is "three hundred twenty-eight million, seven hundred thirty-two thousand, one hundred sixty-three".