12132534503 has 4 divisors (see below), whose sum is σ = 12132772848. Its totient is φ = 12132296160.

The previous prime is 12132534499. The next prime is 12132534521. The reversal of 12132534503 is 30543523121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30543523121 = 4451 ⋅6862171.

It is a cyclic number.

It is not a de Polignac number, because 12132534503 - 2² = 12132534499 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 (12132534553) 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, 8651 + ... + 156012.

It is an arithmetic number, because the mean of its divisors is an integer number (3033193212).

Almost surely, 2^12132534503 is an apocalyptic number.

12132534503 is a deficient number, since it is larger than the sum of its proper divisors (238345).

12132534503 is an equidigital number, since it uses as much as digits as its factorization.

12132534503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238344.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 12132534503 in words is "twelve billion, one hundred thirty-two million, five hundred thirty-four thousand, five hundred three".