328171513 has 2 divisors, whose sum is σ = 328171514. Its totient is φ = 328171512.

The previous prime is 328171507. The next prime is 328171541. The reversal of 328171513 is 315171823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231404944 + 96766569 = 15212^2 + 9837^2 .

It is a cyclic number.

It is not a de Polignac number, because 328171513 - 2⁹ = 328171001 is a prime.

It is not a weakly prime, because it can be changed into another prime (328174513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164085756 + 164085757.

It is an arithmetic number, because the mean of its divisors is an integer number (164085757).

Almost surely, 2^328171513 is an apocalyptic number.

It is an amenable number.

328171513 is a deficient number, since it is larger than the sum of its proper divisors (1).

328171513 is an equidigital number, since it uses as much as digits as its factorization.

328171513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 31.

The square root of 328171513 is about 18115.5047680157. The cubic root of 328171513 is about 689.7636332450.

The spelling of 328171513 in words is "three hundred twenty-eight million, one hundred seventy-one thousand, five hundred thirteen".