852158233 has 2 divisors, whose sum is σ = 852158234. Its totient is φ = 852158232.

The previous prime is 852158231. The next prime is 852158239. The reversal of 852158233 is 332851258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 836539929 + 15618304 = 28923^2 + 3952^2 .

It is a cyclic number.

It is not a de Polignac number, because 852158233 - 2¹ = 852158231 is a prime.

Together with 852158231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 852158192 and 852158201.

It is not a weakly prime, because it can be changed into another prime (852158231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426079116 + 426079117.

It is an arithmetic number, because the mean of its divisors is an integer number (426079117).

Almost surely, 2^852158233 is an apocalyptic number.

It is an amenable number.

852158233 is a deficient number, since it is larger than the sum of its proper divisors (1).

852158233 is an equidigital number, since it uses as much as digits as its factorization.

852158233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 37.

The square root of 852158233 is about 29191.7493994450. The cubic root of 852158233 is about 948.0692950973.

The spelling of 852158233 in words is "eight hundred fifty-two million, one hundred fifty-eight thousand, two hundred thirty-three".