12135663803 has 8 divisors (see below), whose sum is σ = 12376335600. Its totient is φ = 11896158208.

The previous prime is 12135663733. The next prime is 12135663821. The reversal of 12135663803 is 30836653121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12135663803 - 2¹⁰ = 12135662779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12135603803) 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 7 ways as a sum of consecutive naturals, for example, 270518 + ... + 312171.

It is an arithmetic number, because the mean of its divisors is an integer number (1547041950).

Almost surely, 2^12135663803 is an apocalyptic number.

12135663803 is a deficient number, since it is larger than the sum of its proper divisors (240671797).

12135663803 is an equidigital number, since it uses as much as digits as its factorization.

12135663803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583101.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 12135663803 in words is "twelve billion, one hundred thirty-five million, six hundred sixty-three thousand, eight hundred three".