12134342040451 has 4 divisors (see below), whose sum is σ = 12166024396032. Its totient is φ = 12102659684872.

The previous prime is 12134342040383. The next prime is 12134342040479. The reversal of 12134342040451 is 15404024343121.

12134342040451 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 12134342040451 - 2¹⁹ = 12134341516163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12134342040151) 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, 15841177216 + ... + 15841177981.

It is an arithmetic number, because the mean of its divisors is an integer number (3041506099008).

Almost surely, 2^{12134342040451} is an apocalyptic number.

12134342040451 is a deficient number, since it is larger than the sum of its proper divisors (31682355581).

12134342040451 is an equidigital number, since it uses as much as digits as its factorization.

12134342040451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31682355580.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 12134342040451 its reverse (15404024343121), we get a palindrome (27538366383572).

The spelling of 12134342040451 in words is "twelve trillion, one hundred thirty-four billion, three hundred forty-two million, forty thousand, four hundred fifty-one".