12154050395843 has 2 divisors, whose sum is σ = 12154050395844. Its totient is φ = 12154050395842.

The previous prime is 12154050395819. The next prime is 12154050395887. The reversal of 12154050395843 is 34859305045121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12154050395843 - 2²⁴ = 12154033618627 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 12154050395791 and 12154050395800.

It is not a weakly prime, because it can be changed into another prime (12154050395243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6077025197921 + 6077025197922.

It is an arithmetic number, because the mean of its divisors is an integer number (6077025197922).

Almost surely, 2^{12154050395843} is an apocalyptic number.

12154050395843 is a deficient number, since it is larger than the sum of its proper divisors (1).

12154050395843 is an equidigital number, since it uses as much as digits as its factorization.

12154050395843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 12154050395843 in words is "twelve trillion, one hundred fifty-four billion, fifty million, three hundred ninety-five thousand, eight hundred forty-three".