852455111 has 4 divisors (see below), whose sum is σ = 854870352. Its totient is φ = 850039872.

The previous prime is 852455063. The next prime is 852455117. The reversal of 852455111 is 111554258.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111554258 = 2 ⋅55777129.

It is a cyclic number.

It is not a de Polignac number, because 852455111 - 2¹⁸ = 852192967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852455117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207091 + ... + 1207796.

It is an arithmetic number, because the mean of its divisors is an integer number (213717588).

Almost surely, 2^852455111 is an apocalyptic number.

852455111 is a deficient number, since it is larger than the sum of its proper divisors (2415241).

852455111 is a wasteful number, since it uses less digits than its factorization.

852455111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415240.

The product of its digits is 8000, while the sum is 32.

The square root of 852455111 is about 29196.8339208209. The cubic root of 852455111 is about 948.1793795965.

The spelling of 852455111 in words is "eight hundred fifty-two million, four hundred fifty-five thousand, one hundred eleven".