8522903689 has 2 divisors, whose sum is σ = 8522903690. Its totient is φ = 8522903688.

The previous prime is 8522903681. The next prime is 8522903731. The reversal of 8522903689 is 9863092258.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5564414025 + 2958489664 = 74595^2 + 54392^2 .

It is a cyclic number.

It is not a de Polignac number, because 8522903689 - 2³ = 8522903681 is a prime.

It is not a weakly prime, because it can be changed into another prime (8522903681) 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, 4261451844 + 4261451845.

It is an arithmetic number, because the mean of its divisors is an integer number (4261451845).

Almost surely, 2^8522903689 is an apocalyptic number.

It is an amenable number.

8522903689 is a deficient number, since it is larger than the sum of its proper divisors (1).

8522903689 is an equidigital number, since it uses as much as digits as its factorization.

8522903689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 8522903689 is about 92319.5737046050. The cubic root of 8522903689 is about 2042.6589454263.

The spelling of 8522903689 in words is "eight billion, five hundred twenty-two million, nine hundred three thousand, six hundred eighty-nine".