328283771 has 2 divisors, whose sum is σ = 328283772. Its totient is φ = 328283770.

The previous prime is 328283759. The next prime is 328283777. The reversal of 328283771 is 177382823.

It is a strong prime.

It is an emirp because it is prime and its reverse (177382823) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328283771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328283777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164141885 + 164141886.

It is an arithmetic number, because the mean of its divisors is an integer number (164141886).

Almost surely, 2^328283771 is an apocalyptic number.

328283771 is a deficient number, since it is larger than the sum of its proper divisors (1).

328283771 is an equidigital number, since it uses as much as digits as its factorization.

328283771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 41.

The square root of 328283771 is about 18118.6028986785. The cubic root of 328283771 is about 689.8422736871.

The spelling of 328283771 in words is "three hundred twenty-eight million, two hundred eighty-three thousand, seven hundred seventy-one".