871702984099 has 2 divisors, whose sum is σ = 871702984100. Its totient is φ = 871702984098.

The previous prime is 871702984073. The next prime is 871702984111. The reversal of 871702984099 is 990489207178.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 871702984099 - 2²⁵ = 871669429667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 871702984099.

It is not a weakly prime, because it can be changed into another prime (871702954099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435851492049 + 435851492050.

It is an arithmetic number, because the mean of its divisors is an integer number (435851492050).

Almost surely, 2^871702984099 is an apocalyptic number.

871702984099 is a deficient number, since it is larger than the sum of its proper divisors (1).

871702984099 is an equidigital number, since it uses as much as digits as its factorization.

871702984099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152, while the sum is 64.

The spelling of 871702984099 in words is "eight hundred seventy-one billion, seven hundred two million, nine hundred eighty-four thousand, ninety-nine".