328065523 has 2 divisors, whose sum is σ = 328065524. Its totient is φ = 328065522.

The previous prime is 328065509. The next prime is 328065557. The reversal of 328065523 is 325560823.

It is a happy number.

It is an a-pointer prime, because the next prime (328065557) can be obtained adding 328065523 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328065523 - 2⁹ = 328065011 is a prime.

It is not a weakly prime, because it can be changed into another prime (328065223) 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, 164032761 + 164032762.

It is an arithmetic number, because the mean of its divisors is an integer number (164032762).

Almost surely, 2^328065523 is an apocalyptic number.

328065523 is a deficient number, since it is larger than the sum of its proper divisors (1).

328065523 is an equidigital number, since it uses as much as digits as its factorization.

328065523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 328065523 is about 18112.5791371632. The cubic root of 328065523 is about 689.6893672829.

The spelling of 328065523 in words is "three hundred twenty-eight million, sixty-five thousand, five hundred twenty-three".