12736881203 has 4 divisors (see below), whose sum is σ = 12916273968. Its totient is φ = 12557488440.

The previous prime is 12736881197. The next prime is 12736881217. The reversal of 12736881203 is 30218863721.

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 12736881203 - 2²⁸ = 12468445747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12736881293) 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, 89696276 + ... + 89696417.

It is an arithmetic number, because the mean of its divisors is an integer number (3229068492).

Almost surely, 2^12736881203 is an apocalyptic number.

12736881203 is a deficient number, since it is larger than the sum of its proper divisors (179392765).

12736881203 is an equidigital number, since it uses as much as digits as its factorization.

12736881203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179392764.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 12736881203 in words is "twelve billion, seven hundred thirty-six million, eight hundred eighty-one thousand, two hundred three".