328001129 has 2 divisors, whose sum is σ = 328001130. Its totient is φ = 328001128.

The previous prime is 328001083. The next prime is 328001171. The reversal of 328001129 is 921100823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217267600 + 110733529 = 14740^2 + 10523^2 .

It is an emirp because it is prime and its reverse (921100823) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328001129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 328001098 and 328001107.

It is not a weakly prime, because it can be changed into another prime (328001029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164000564 + 164000565.

It is an arithmetic number, because the mean of its divisors is an integer number (164000565).

Almost surely, 2^328001129 is an apocalyptic number.

It is an amenable number.

328001129 is a deficient number, since it is larger than the sum of its proper divisors (1).

328001129 is an equidigital number, since it uses as much as digits as its factorization.

328001129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 328001129 is about 18110.8014455462. The cubic root of 328001129 is about 689.6442393434.

The spelling of 328001129 in words is "three hundred twenty-eight million, one thousand, one hundred twenty-nine".