84671159 has 2 divisors, whose sum is σ = 84671160. Its totient is φ = 84671158.

The previous prime is 84671141. The next prime is 84671161. The reversal of 84671159 is 95117648.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84671159 - 2⁸ = 84670903 is a prime.

Together with 84671161, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84671189) 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, 42335579 + 42335580.

It is an arithmetic number, because the mean of its divisors is an integer number (42335580).

Almost surely, 2^84671159 is an apocalyptic number.

84671159 is a deficient number, since it is larger than the sum of its proper divisors (1).

84671159 is an equidigital number, since it uses as much as digits as its factorization.

84671159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 41.

The square root of 84671159 is about 9201.6932680893. The cubic root of 84671159 is about 439.1152313638.

The spelling of 84671159 in words is "eighty-four million, six hundred seventy-one thousand, one hundred fifty-nine".