852715121 has 8 divisors (see below), whose sum is σ = 903135744. Its totient is φ = 802323520.

The previous prime is 852715111. The next prime is 852715139. The reversal of 852715121 is 121517258.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852715121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (852715111) 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, 92696 + ... + 101478.

It is an arithmetic number, because the mean of its divisors is an integer number (112891968).

Almost surely, 2^852715121 is an apocalyptic number.

It is an amenable number.

852715121 is a deficient number, since it is larger than the sum of its proper divisors (50420623).

852715121 is a wasteful number, since it uses less digits than its factorization.

852715121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14511.

The product of its digits is 5600, while the sum is 32.

The square root of 852715121 is about 29201.2862901619. The cubic root of 852715121 is about 948.2757721830.

The spelling of 852715121 in words is "eight hundred fifty-two million, seven hundred fifteen thousand, one hundred twenty-one".