1066908923 has 2 divisors, whose sum is σ = 1066908924. Its totient is φ = 1066908922.

The previous prime is 1066908851. The next prime is 1066908937. The reversal of 1066908923 is 3298096601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1066908923 - 2¹² = 1066904827 is a prime.

It is a super-2 number, since 2×1066908923² = 2276589299954039858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066908223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533454461 + 533454462.

It is an arithmetic number, because the mean of its divisors is an integer number (533454462).

Almost surely, 2^1066908923 is an apocalyptic number.

1066908923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066908923 is an equidigital number, since it uses as much as digits as its factorization.

1066908923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 1066908923 is about 32663.5718040756. The cubic root of 1066908923 is about 1021.8232553835.

The spelling of 1066908923 in words is "one billion, sixty-six million, nine hundred eight thousand, nine hundred twenty-three".