853943108 has 12 divisors (see below), whose sum is σ = 1519729680. Its totient is φ = 419734632.

The previous prime is 853943053. The next prime is 853943113. The reversal of 853943108 is 801349358.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1808966 + ... + 1809437.

It is an arithmetic number, because the mean of its divisors is an integer number (126644140).

Almost surely, 2^853943108 is an apocalyptic number.

It is an amenable number.

853943108 is a deficient number, since it is larger than the sum of its proper divisors (665786572).

853943108 is a wasteful number, since it uses less digits than its factorization.

853943108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618466 (or 3618464 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 853943108 is about 29222.3049741118. The cubic root of 853943108 is about 948.7307548448.

The spelling of 853943108 in words is "eight hundred fifty-three million, nine hundred forty-three thousand, one hundred eight".