1204733382217 has 2 divisors, whose sum is σ = 1204733382218. Its totient is φ = 1204733382216.

The previous prime is 1204733382133. The next prime is 1204733382247. The reversal of 1204733382217 is 7122833374021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 939792586041 + 264940796176 = 969429^2 + 514724^2 .

It is an emirp because it is prime and its reverse (7122833374021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1204733382217 - 2³⁵ = 1170373643849 is a prime.

It is not a weakly prime, because it can be changed into another prime (1204733382247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602366691108 + 602366691109.

It is an arithmetic number, because the mean of its divisors is an integer number (602366691109).

Almost surely, 2^{1204733382217} is an apocalyptic number.

It is an amenable number.

1204733382217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204733382217 is an equidigital number, since it uses as much as digits as its factorization.

1204733382217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 1204733382217 in words is "one trillion, two hundred four billion, seven hundred thirty-three million, three hundred eighty-two thousand, two hundred seventeen".