663089027 has 2 divisors, whose sum is σ = 663089028. Its totient is φ = 663089026.

The previous prime is 663088997. The next prime is 663089051. The reversal of 663089027 is 720980366.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 663089027 - 2⁶ = 663088963 is a prime.

It is not a weakly prime, because it can be changed into another prime (663089527) 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, 331544513 + 331544514.

It is an arithmetic number, because the mean of its divisors is an integer number (331544514).

Almost surely, 2^663089027 is an apocalyptic number.

663089027 is a deficient number, since it is larger than the sum of its proper divisors (1).

663089027 is an equidigital number, since it uses as much as digits as its factorization.

663089027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 663089027 is about 25750.5150822270. The cubic root of 663089027 is about 872.0149829616.

The spelling of 663089027 in words is "six hundred sixty-three million, eighty-nine thousand, twenty-seven".