852819899 has 2 divisors, whose sum is σ = 852819900. Its totient is φ = 852819898.

The previous prime is 852819893. The next prime is 852819911. The reversal of 852819899 is 998918258.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 852819899 - 2²⁸ = 584384443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (852819893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426409949 + 426409950.

It is an arithmetic number, because the mean of its divisors is an integer number (426409950).

Almost surely, 2^852819899 is an apocalyptic number.

852819899 is a deficient number, since it is larger than the sum of its proper divisors (1).

852819899 is an equidigital number, since it uses as much as digits as its factorization.

852819899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 59.

The square root of 852819899 is about 29203.0802998588. The cubic root of 852819899 is about 948.3146106208.

The spelling of 852819899 in words is "eight hundred fifty-two million, eight hundred nineteen thousand, eight hundred ninety-nine".