813005327 has 2 divisors, whose sum is σ = 813005328. Its totient is φ = 813005326.

The previous prime is 813005321. The next prime is 813005339. The reversal of 813005327 is 723500318.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 813005327 - 2¹⁰ = 813004303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 813005327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (813005321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406502663 + 406502664.

It is an arithmetic number, because the mean of its divisors is an integer number (406502664).

Almost surely, 2^813005327 is an apocalyptic number.

813005327 is a deficient number, since it is larger than the sum of its proper divisors (1).

813005327 is an equidigital number, since it uses as much as digits as its factorization.

813005327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 813005327 is about 28513.2482716368. The cubic root of 813005327 is about 933.3211992328.

The spelling of 813005327 in words is "eight hundred thirteen million, five thousand, three hundred twenty-seven".