328315399 has 2 divisors, whose sum is σ = 328315400. Its totient is φ = 328315398.

The previous prime is 328315397. The next prime is 328315489. The reversal of 328315399 is 993513823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328315399 - 2¹ = 328315397 is a prime.

Together with 328315397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328315397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164157699 + 164157700.

It is an arithmetic number, because the mean of its divisors is an integer number (164157700).

Almost surely, 2^328315399 is an apocalyptic number.

328315399 is a deficient number, since it is larger than the sum of its proper divisors (1).

328315399 is an equidigital number, since it uses as much as digits as its factorization.

328315399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The square root of 328315399 is about 18119.4756822597. The cubic root of 328315399 is about 689.8644269101.

The spelling of 328315399 in words is "three hundred twenty-eight million, three hundred fifteen thousand, three hundred ninety-nine".