12326144311403 has 4 divisors (see below), whose sum is σ = 13274309258448. Its totient is φ = 11377979364360.

The previous prime is 12326144311297. The next prime is 12326144311421. The reversal of 12326144311403 is 30411344162321.

12326144311403 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.

It is a cyclic number.

It is not a de Polignac number, because 12326144311403 - 2²² = 12326140117099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12326144311003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474082473503 + ... + 474082473528.

It is an arithmetic number, because the mean of its divisors is an integer number (3318577314612).

Almost surely, 2^{12326144311403} is an apocalyptic number.

12326144311403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12326144311403 is a deficient number, since it is larger than the sum of its proper divisors (948164947045).

12326144311403 is an equidigital number, since it uses as much as digits as its factorization.

12326144311403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948164947044.

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 12326144311403 its reverse (30411344162321), we get a palindrome (42737488473724).

The spelling of 12326144311403 in words is "twelve trillion, three hundred twenty-six billion, one hundred forty-four million, three hundred eleven thousand, four hundred three".