852313261 has 4 divisors (see below), whose sum is σ = 852400800. Its totient is φ = 852225724.

The previous prime is 852313249. The next prime is 852313307. The reversal of 852313261 is 162313258.

852313261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 852313261 - 2⁹ = 852312749 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 (852313661) 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, 27031 + ... + 49348.

It is an arithmetic number, because the mean of its divisors is an integer number (213100200).

Almost surely, 2^852313261 is an apocalyptic number.

It is an amenable number.

852313261 is a deficient number, since it is larger than the sum of its proper divisors (87539).

852313261 is a wasteful number, since it uses less digits than its factorization.

852313261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87538.

The product of its digits is 8640, while the sum is 31.

The square root of 852313261 is about 29194.4046180086. The cubic root of 852313261 is about 948.1267837846.

The spelling of 852313261 in words is "eight hundred fifty-two million, three hundred thirteen thousand, two hundred sixty-one".