859225111 has 4 divisors (see below), whose sum is σ = 870995392. Its totient is φ = 847454832.

The previous prime is 859225061. The next prime is 859225117. The reversal of 859225111 is 111522958.

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

It is a cyclic number.

It is not a de Polignac number, because 859225111 - 2⁹ = 859224599 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 (859225117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5885031 + ... + 5885176.

It is an arithmetic number, because the mean of its divisors is an integer number (217748848).

Almost surely, 2^859225111 is an apocalyptic number.

859225111 is a deficient number, since it is larger than the sum of its proper divisors (11770281).

859225111 is a wasteful number, since it uses less digits than its factorization.

859225111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11770280.

The product of its digits is 7200, while the sum is 34.

The square root of 859225111 is about 29312.5418720383. The cubic root of 859225111 is about 950.6828372379.

The spelling of 859225111 in words is "eight hundred fifty-nine million, two hundred twenty-five thousand, one hundred eleven".