328712911 has 2 divisors, whose sum is σ = 328712912. Its totient is φ = 328712910.

The previous prime is 328712903. The next prime is 328712981. The reversal of 328712911 is 119217823.

It is a weak prime.

It is an emirp because it is prime and its reverse (119217823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328712911 - 2³ = 328712903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328712981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164356455 + 164356456.

It is an arithmetic number, because the mean of its divisors is an integer number (164356456).

Almost surely, 2^328712911 is an apocalyptic number.

328712911 is a deficient number, since it is larger than the sum of its proper divisors (1).

328712911 is an equidigital number, since it uses as much as digits as its factorization.

328712911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 34.

The square root of 328712911 is about 18130.4415555717. The cubic root of 328712911 is about 690.1427352967.

The spelling of 328712911 in words is "three hundred twenty-eight million, seven hundred twelve thousand, nine hundred eleven".