2859797887 has 2 divisors, whose sum is σ = 2859797888. Its totient is φ = 2859797886.

The previous prime is 2859797879. The next prime is 2859797891. The reversal of 2859797887 is 7887979582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2859797887 - 2³ = 2859797879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2859797807) 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, 1429898943 + 1429898944.

It is an arithmetic number, because the mean of its divisors is an integer number (1429898944).

Almost surely, 2^2859797887 is an apocalyptic number.

2859797887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2859797887 is an equidigital number, since it uses as much as digits as its factorization.

2859797887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 142248960, while the sum is 70.

The square root of 2859797887 is about 53477.0781456878. The cubic root of 2859797887 is about 1419.4228109478.

The spelling of 2859797887 in words is "two billion, eight hundred fifty-nine million, seven hundred ninety-seven thousand, eight hundred eighty-seven".