12653366603 has 2 divisors, whose sum is σ = 12653366604. Its totient is φ = 12653366602.

The previous prime is 12653366599. The next prime is 12653366617. The reversal of 12653366603 is 30666335621.

12653366603 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 12653366603 - 2² = 12653366599 is a prime.

It is not a weakly prime, because it can be changed into another prime (12653366633) 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, 6326683301 + 6326683302.

It is an arithmetic number, because the mean of its divisors is an integer number (6326683302).

Almost surely, 2^12653366603 is an apocalyptic number.

12653366603 is a deficient number, since it is larger than the sum of its proper divisors (1).

12653366603 is an equidigital number, since it uses as much as digits as its factorization.

12653366603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 41.

The spelling of 12653366603 in words is "twelve billion, six hundred fifty-three million, three hundred sixty-six thousand, six hundred three".