871580011 has 2 divisors, whose sum is σ = 871580012. Its totient is φ = 871580010.

The previous prime is 871579997. The next prime is 871580033. The reversal of 871580011 is 110085178.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 871580011 - 2²⁹ = 334709099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (871580041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435790005 + 435790006.

It is an arithmetic number, because the mean of its divisors is an integer number (435790006).

Almost surely, 2^871580011 is an apocalyptic number.

871580011 is a deficient number, since it is larger than the sum of its proper divisors (1).

871580011 is an equidigital number, since it uses as much as digits as its factorization.

871580011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 31.

The square root of 871580011 is about 29522.5339528977. The cubic root of 871580011 is about 955.2178303026.

The spelling of 871580011 in words is "eight hundred seventy-one million, five hundred eighty thousand, eleven".