8985434819 has 2 divisors, whose sum is σ = 8985434820. Its totient is φ = 8985434818.

The previous prime is 8985434807. The next prime is 8985434839. The reversal of 8985434819 is 9184345898.

8985434819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8985434819 - 2²⁴ = 8968657603 is a prime.

It is a super-2 number, since 2×8985434819² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8985434839) 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, 4492717409 + 4492717410.

It is an arithmetic number, because the mean of its divisors is an integer number (4492717410).

Almost surely, 2^8985434819 is an apocalyptic number.

8985434819 is a deficient number, since it is larger than the sum of its proper divisors (1).

8985434819 is an equidigital number, since it uses as much as digits as its factorization.

8985434819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 59.

The square root of 8985434819 is about 94791.5334774156. The cubic root of 8985434819 is about 2078.9611135804.

The spelling of 8985434819 in words is "eight billion, nine hundred eighty-five million, four hundred thirty-four thousand, eight hundred nineteen".