12763888903 has 4 divisors (see below), whose sum is σ = 12787223800. Its totient is φ = 12740554008.

The previous prime is 12763888901. The next prime is 12763888909. The reversal of 12763888903 is 30988836721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12763888903 - 2¹ = 12763888901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12763888901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11666628 + ... + 11667721.

It is an arithmetic number, because the mean of its divisors is an integer number (3196805950).

Almost surely, 2^12763888903 is an apocalyptic number.

12763888903 is a deficient number, since it is larger than the sum of its proper divisors (23334897).

12763888903 is an equidigital number, since it uses as much as digits as its factorization.

12763888903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23334896.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 12763888903 in words is "twelve billion, seven hundred sixty-three million, eight hundred eighty-eight thousand, nine hundred three".