859130827 has 4 divisors (see below), whose sum is σ = 862882720. Its totient is φ = 855378936.

The previous prime is 859130821. The next prime is 859130837. The reversal of 859130827 is 728031958.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-859130827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (859130821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1875603 + ... + 1876060.

It is an arithmetic number, because the mean of its divisors is an integer number (215720680).

Almost surely, 2^859130827 is an apocalyptic number.

859130827 is a deficient number, since it is larger than the sum of its proper divisors (3751893).

859130827 is a wasteful number, since it uses less digits than its factorization.

859130827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751892.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 859130827 is about 29310.9335743507. The cubic root of 859130827 is about 950.6480627035.

The spelling of 859130827 in words is "eight hundred fifty-nine million, one hundred thirty thousand, eight hundred twenty-seven".