12456503363 has 4 divisors (see below), whose sum is σ = 12463491408. Its totient is φ = 12449515320.

The previous prime is 12456503351. The next prime is 12456503377. The reversal of 12456503363 is 36330565421.

12456503363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36330565421 = 151 ⋅240599771.

It is a cyclic number.

It is not a de Polignac number, because 12456503363 - 2¹⁸ = 12456241219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12456503393) 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 in 3 ways as a sum of consecutive naturals, for example, 3491348 + ... + 3494913.

It is an arithmetic number, because the mean of its divisors is an integer number (3115872852).

Almost surely, 2^12456503363 is an apocalyptic number.

12456503363 is a deficient number, since it is larger than the sum of its proper divisors (6988045).

12456503363 is an equidigital number, since it uses as much as digits as its factorization.

12456503363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6988044.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 12456503363 in words is "twelve billion, four hundred fifty-six million, five hundred three thousand, three hundred sixty-three".