8534189047 has 2 divisors, whose sum is σ = 8534189048. Its totient is φ = 8534189046.

The previous prime is 8534189039. The next prime is 8534189063. The reversal of 8534189047 is 7409814358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8534189047 - 2³ = 8534189039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8534189347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4267094523 + 4267094524.

It is an arithmetic number, because the mean of its divisors is an integer number (4267094524).

Almost surely, 2^8534189047 is an apocalyptic number.

8534189047 is a deficient number, since it is larger than the sum of its proper divisors (1).

8534189047 is an equidigital number, since it uses as much as digits as its factorization.

8534189047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 8534189047 is about 92380.6746403164. The cubic root of 8534189047 is about 2043.5601238345.

The spelling of 8534189047 in words is "eight billion, five hundred thirty-four million, one hundred eighty-nine thousand, forty-seven".