12078144290347 has 2 divisors, whose sum is σ = 12078144290348. Its totient is φ = 12078144290346.

The previous prime is 12078144290299. The next prime is 12078144290363. The reversal of 12078144290347 is 74309244187021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12078144290347 - 2¹⁵ = 12078144257579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12078144290294 and 12078144290303.

It is not a weakly prime, because it can be changed into another prime (12078144290447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6039072145173 + 6039072145174.

It is an arithmetic number, because the mean of its divisors is an integer number (6039072145174).

Almost surely, 2^{12078144290347} is an apocalyptic number.

12078144290347 is a deficient number, since it is larger than the sum of its proper divisors (1).

12078144290347 is an equidigital number, since it uses as much as digits as its factorization.

12078144290347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 12078144290347 in words is "twelve trillion, seventy-eight billion, one hundred forty-four million, two hundred ninety thousand, three hundred forty-seven".