663150647 has 2 divisors, whose sum is σ = 663150648. Its totient is φ = 663150646.

The previous prime is 663150643. The next prime is 663150679. The reversal of 663150647 is 746051366.

It is a happy number.

663150647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 663150647 - 2² = 663150643 is a prime.

It is a super-3 number, since 3×663150647³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 663150647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663150641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331575323 + 331575324.

It is an arithmetic number, because the mean of its divisors is an integer number (331575324).

Almost surely, 2^663150647 is an apocalyptic number.

663150647 is a deficient number, since it is larger than the sum of its proper divisors (1).

663150647 is an equidigital number, since it uses as much as digits as its factorization.

663150647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 663150647 is about 25751.7115353524. The cubic root of 663150647 is about 872.0419938639.

The spelling of 663150647 in words is "six hundred sixty-three million, one hundred fifty thousand, six hundred forty-seven".