873471089 has 2 divisors, whose sum is σ = 873471090. Its totient is φ = 873471088.

The previous prime is 873471047. The next prime is 873471107. The reversal of 873471089 is 980174378.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 852172864 + 21298225 = 29192^2 + 4615^2 .

It is a cyclic number.

It is not a de Polignac number, because 873471089 - 2²⁰ = 872422513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (873471589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436735544 + 436735545.

It is an arithmetic number, because the mean of its divisors is an integer number (436735545).

Almost surely, 2^873471089 is an apocalyptic number.

It is an amenable number.

873471089 is a deficient number, since it is larger than the sum of its proper divisors (1).

873471089 is an equidigital number, since it uses as much as digits as its factorization.

873471089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 873471089 is about 29554.5443037107. The cubic root of 873471089 is about 955.9081805952.

The spelling of 873471089 in words is "eight hundred seventy-three million, four hundred seventy-one thousand, eighty-nine".