852117115771 has 2 divisors, whose sum is σ = 852117115772. Its totient is φ = 852117115770.

The previous prime is 852117115741. The next prime is 852117115783. The reversal of 852117115771 is 177511711258.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 852117115771 - 2²⁵ = 852083561339 is a prime.

It is a super-2 number, since 2×852117115771² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (852117115721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426058557885 + 426058557886.

It is an arithmetic number, because the mean of its divisors is an integer number (426058557886).

Almost surely, 2^852117115771 is an apocalyptic number.

852117115771 is a deficient number, since it is larger than the sum of its proper divisors (1).

852117115771 is an equidigital number, since it uses as much as digits as its factorization.

852117115771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137200, while the sum is 46.

The spelling of 852117115771 in words is "eight hundred fifty-two billion, one hundred seventeen million, one hundred fifteen thousand, seven hundred seventy-one".