864205327 has 2 divisors, whose sum is σ = 864205328. Its totient is φ = 864205326.

The previous prime is 864205267. The next prime is 864205343. The reversal of 864205327 is 723502468.

864205327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-864205327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (864208327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432102663 + 432102664.

It is an arithmetic number, because the mean of its divisors is an integer number (432102664).

Almost surely, 2^864205327 is an apocalyptic number.

864205327 is a deficient number, since it is larger than the sum of its proper divisors (1).

864205327 is an equidigital number, since it uses as much as digits as its factorization.

864205327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 864205327 is about 29397.3693891137. The cubic root of 864205327 is about 952.5160734216.

The spelling of 864205327 in words is "eight hundred sixty-four million, two hundred five thousand, three hundred twenty-seven".