327365641 has 2 divisors, whose sum is σ = 327365642. Its totient is φ = 327365640.

The previous prime is 327365639. The next prime is 327365657. The reversal of 327365641 is 146563723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178623225 + 148742416 = 13365^2 + 12196^2 .

It is a cyclic number.

It is not a de Polignac number, because 327365641 - 2¹ = 327365639 is a prime.

Together with 327365639, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 327365641.

It is not a weakly prime, because it can be changed into another prime (327365671) 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 as a sum of consecutive naturals, namely, 163682820 + 163682821.

It is an arithmetic number, because the mean of its divisors is an integer number (163682821).

Almost surely, 2^327365641 is an apocalyptic number.

It is an amenable number.

327365641 is a deficient number, since it is larger than the sum of its proper divisors (1).

327365641 is an equidigital number, since it uses as much as digits as its factorization.

327365641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 327365641 is about 18093.2484921862. The cubic root of 327365641 is about 689.1985661006.

The spelling of 327365641 in words is "three hundred twenty-seven million, three hundred sixty-five thousand, six hundred forty-one".