8617334389 has 2 divisors, whose sum is σ = 8617334390. Its totient is φ = 8617334388.

The previous prime is 8617334381. The next prime is 8617334417. The reversal of 8617334389 is 9834337168.

It is a happy number.

8617334389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5318784900 + 3298549489 = 72930^2 + 57433^2 .

It is a cyclic number.

It is not a de Polignac number, because 8617334389 - 2³ = 8617334381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8617334381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4308667194 + 4308667195.

It is an arithmetic number, because the mean of its divisors is an integer number (4308667195).

Almost surely, 2^8617334389 is an apocalyptic number.

It is an amenable number.

8617334389 is a deficient number, since it is larger than the sum of its proper divisors (1).

8617334389 is an equidigital number, since it uses as much as digits as its factorization.

8617334389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The square root of 8617334389 is about 92829.5986687436. The cubic root of 8617334389 is about 2050.1752290428.

The spelling of 8617334389 in words is "eight billion, six hundred seventeen million, three hundred thirty-four thousand, three hundred eighty-nine".