2192799871 has 2 divisors, whose sum is σ = 2192799872. Its totient is φ = 2192799870.

The previous prime is 2192799839. The next prime is 2192799887. The reversal of 2192799871 is 1789972912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2192799871 - 2⁵ = 2192799839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2192799811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096399935 + 1096399936.

It is an arithmetic number, because the mean of its divisors is an integer number (1096399936).

Almost surely, 2^2192799871 is an apocalyptic number.

2192799871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192799871 is an equidigital number, since it uses as much as digits as its factorization.

2192799871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 55.

The square root of 2192799871 is about 46827.3410626741. The cubic root of 2192799871 is about 1299.1710437105.

The spelling of 2192799871 in words is "two billion, one hundred ninety-two million, seven hundred ninety-nine thousand, eight hundred seventy-one".