9008893889 has 2 divisors, whose sum is σ = 9008893890. Its totient is φ = 9008893888.

The previous prime is 9008893853. The next prime is 9008893913. The reversal of 9008893889 is 9883988009.

9008893889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5383890625 + 3625003264 = 73375^2 + 60208^2 .

It is a cyclic number.

It is not a de Polignac number, because 9008893889 - 2²⁰ = 9007845313 is a prime.

It is not a weakly prime, because it can be changed into another prime (9008893489) 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, 4504446944 + 4504446945.

It is an arithmetic number, because the mean of its divisors is an integer number (4504446945).

Almost surely, 2^9008893889 is an apocalyptic number.

It is an amenable number.

9008893889 is a deficient number, since it is larger than the sum of its proper divisors (1).

9008893889 is an equidigital number, since it uses as much as digits as its factorization.

9008893889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8957952, while the sum is 62.

The square root of 9008893889 is about 94915.1931410351. The cubic root of 9008893889 is about 2080.7687839409.

The spelling of 9008893889 in words is "nine billion, eight million, eight hundred ninety-three thousand, eight hundred eighty-nine".