663101203 has 2 divisors, whose sum is σ = 663101204. Its totient is φ = 663101202.

The previous prime is 663101189. The next prime is 663101207. The reversal of 663101203 is 302101366.

663101203 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-663101203 is a prime.

It is not a weakly prime, because it can be changed into another prime (663101207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331550601 + 331550602.

It is an arithmetic number, because the mean of its divisors is an integer number (331550602).

Almost surely, 2^663101203 is an apocalyptic number.

663101203 is a deficient number, since it is larger than the sum of its proper divisors (1).

663101203 is an equidigital number, since it uses as much as digits as its factorization.

663101203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 663101203 is about 25750.7515035969. The cubic root of 663101203 is about 872.0203203994.

Adding to 663101203 its reverse (302101366), we get a palindrome (965202569).

The spelling of 663101203 in words is "six hundred sixty-three million, one hundred one thousand, two hundred three".