853133847 has 8 divisors (see below), whose sum is σ = 1154489856. Its totient is φ = 560266872.

The previous prime is 853133837. The next prime is 853133851. The reversal of 853133847 is 748331358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 853133847 - 2⁸ = 853133591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 853133799 and 853133808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853133837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122023 + ... + 2122424.

It is an arithmetic number, because the mean of its divisors is an integer number (144311232).

Almost surely, 2^853133847 is an apocalyptic number.

853133847 is a deficient number, since it is larger than the sum of its proper divisors (301356009).

853133847 is a wasteful number, since it uses less digits than its factorization.

853133847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244517.

The product of its digits is 241920, while the sum is 42.

The square root of 853133847 is about 29208.4550601363. The cubic root of 853133847 is about 948.4309638117.

The spelling of 853133847 in words is "eight hundred fifty-three million, one hundred thirty-three thousand, eight hundred forty-seven".