1478071373329 has 2 divisors, whose sum is σ = 1478071373330. Its totient is φ = 1478071373328.

The previous prime is 1478071373323. The next prime is 1478071373377. The reversal of 1478071373329 is 9233731708741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1299091609729 + 178979763600 = 1139777^2 + 423060^2 .

It is a cyclic number.

It is not a de Polignac number, because 1478071373329 - 2⁵ = 1478071373297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1478071373329.

It is not a weakly prime, because it can be changed into another prime (1478071373323) 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 as a sum of consecutive naturals, namely, 739035686664 + 739035686665.

It is an arithmetic number, because the mean of its divisors is an integer number (739035686665).

Almost surely, 2^{1478071373329} is an apocalyptic number.

It is an amenable number.

1478071373329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478071373329 is an equidigital number, since it uses as much as digits as its factorization.

1478071373329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 1478071373329 in words is "one trillion, four hundred seventy-eight billion, seventy-one million, three hundred seventy-three thousand, three hundred twenty-nine".