852915887 has 2 divisors, whose sum is σ = 852915888. Its totient is φ = 852915886.

The previous prime is 852915883. The next prime is 852915893. The reversal of 852915887 is 788519258.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 852915887 - 2² = 852915883 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852915881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426457943 + 426457944.

It is an arithmetic number, because the mean of its divisors is an integer number (426457944).

Almost surely, 2^852915887 is an apocalyptic number.

852915887 is a deficient number, since it is larger than the sum of its proper divisors (1).

852915887 is an equidigital number, since it uses as much as digits as its factorization.

852915887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1612800, while the sum is 53.

The square root of 852915887 is about 29204.7237103863. The cubic root of 852915887 is about 948.3501880458.

The spelling of 852915887 in words is "eight hundred fifty-two million, nine hundred fifteen thousand, eight hundred eighty-seven".