871841099 has 2 divisors, whose sum is σ = 871841100. Its totient is φ = 871841098.

The previous prime is 871841093. The next prime is 871841111. The reversal of 871841099 is 990148178.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 871841099 - 2⁸ = 871840843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (871841093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435920549 + 435920550.

It is an arithmetic number, because the mean of its divisors is an integer number (435920550).

Almost surely, 2^871841099 is an apocalyptic number.

871841099 is a deficient number, since it is larger than the sum of its proper divisors (1).

871841099 is an equidigital number, since it uses as much as digits as its factorization.

871841099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 47.

The square root of 871841099 is about 29526.9554644565. The cubic root of 871841099 is about 955.3132015484.

The spelling of 871841099 in words is "eight hundred seventy-one million, eight hundred forty-one thousand, ninety-nine".