8966145823 has 2 divisors, whose sum is σ = 8966145824. Its totient is φ = 8966145822.

The previous prime is 8966145751. The next prime is 8966145833. The reversal of 8966145823 is 3285416698.

8966145823 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8966145823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8966145833) 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, 4483072911 + 4483072912.

It is an arithmetic number, because the mean of its divisors is an integer number (4483072912).

Almost surely, 2^8966145823 is an apocalyptic number.

8966145823 is a deficient number, since it is larger than the sum of its proper divisors (1).

8966145823 is an equidigital number, since it uses as much as digits as its factorization.

8966145823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 52.

The square root of 8966145823 is about 94689.7345175284. The cubic root of 8966145823 is about 2077.4724153846.

The spelling of 8966145823 in words is "eight billion, nine hundred sixty-six million, one hundred forty-five thousand, eight hundred twenty-three".