852055851 has 4 divisors (see below), whose sum is σ = 1136074472. Its totient is φ = 568037232.

The previous prime is 852055837. The next prime is 852055889. The reversal of 852055851 is 158550258.

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

It is not a de Polignac number, because 852055851 - 2⁵ = 852055819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852055751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142009306 + ... + 142009311.

It is an arithmetic number, because the mean of its divisors is an integer number (284018618).

Almost surely, 2^852055851 is an apocalyptic number.

852055851 is a deficient number, since it is larger than the sum of its proper divisors (284018621).

852055851 is a wasteful number, since it uses less digits than its factorization.

852055851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284018620.

The product of its (nonzero) digits is 80000, while the sum is 39.

The square root of 852055851 is about 29189.9957348404. The cubic root of 852055851 is about 948.0313251858.

The spelling of 852055851 in words is "eight hundred fifty-two million, fifty-five thousand, eight hundred fifty-one".