858064027 has 2 divisors, whose sum is σ = 858064028. Its totient is φ = 858064026.

The previous prime is 858064019. The next prime is 858064049. The reversal of 858064027 is 720460858.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 858064027 - 2³ = 858064019 is a prime.

It is not a weakly prime, because it can be changed into another prime (858064087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429032013 + 429032014.

It is an arithmetic number, because the mean of its divisors is an integer number (429032014).

Almost surely, 2^858064027 is an apocalyptic number.

858064027 is a deficient number, since it is larger than the sum of its proper divisors (1).

858064027 is an equidigital number, since it uses as much as digits as its factorization.

858064027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 858064027 is about 29292.7299342345. The cubic root of 858064027 is about 950.2544201308.

The spelling of 858064027 in words is "eight hundred fifty-eight million, sixty-four thousand, twenty-seven".