852525851 has 2 divisors, whose sum is σ = 852525852. Its totient is φ = 852525850.

The previous prime is 852525841. The next prime is 852525853. The reversal of 852525851 is 158525258.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852525851 is a prime.

Together with 852525853, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 852525799 and 852525808.

It is not a weakly prime, because it can be changed into another prime (852525853) 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, 426262925 + 426262926.

It is an arithmetic number, because the mean of its divisors is an integer number (426262926).

Almost surely, 2^852525851 is an apocalyptic number.

852525851 is a deficient number, since it is larger than the sum of its proper divisors (1).

852525851 is an equidigital number, since it uses as much as digits as its factorization.

852525851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160000, while the sum is 41.

The square root of 852525851 is about 29198.0453284120. The cubic root of 852525851 is about 948.2056067269.

The spelling of 852525851 in words is "eight hundred fifty-two million, five hundred twenty-five thousand, eight hundred fifty-one".