328106129 has 8 divisors (see below), whose sum is σ = 359138472. Its totient is φ = 297901440.

The previous prime is 328106113. The next prime is 328106153. The reversal of 328106129 is 921601823.

It can be written as a sum of positive squares in 4 ways, for example, as 64368529 + 263737600 = 8023^2 + 16240^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328106129 - 2⁴ = 328106113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 328106095 and 328106104.

It is not an unprimeable number, because it can be changed into a prime (328106179) 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 in 7 ways as a sum of consecutive naturals, for example, 206084 + ... + 207669.

It is an arithmetic number, because the mean of its divisors is an integer number (44892309).

Almost surely, 2^328106129 is an apocalyptic number.

It is an amenable number.

328106129 is a deficient number, since it is larger than the sum of its proper divisors (31032343).

328106129 is a wasteful number, since it uses less digits than its factorization.

328106129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413827.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 328106129 is about 18113.7000361605. The cubic root of 328106129 is about 689.7178213254.

The spelling of 328106129 in words is "three hundred twenty-eight million, one hundred six thousand, one hundred twenty-nine".