1209327344041 has 2 divisors, whose sum is σ = 1209327344042. Its totient is φ = 1209327344040.

The previous prime is 1209327344023. The next prime is 1209327344051. The reversal of 1209327344041 is 1404437239021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1209128956816 + 198387225 = 1099604^2 + 14085^2 .

It is an emirp because it is prime and its reverse (1404437239021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1209327344041 - 2⁵ = 1209327344009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1209327343985 and 1209327344003.

It is not a weakly prime, because it can be changed into another prime (1209327344011) 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, 604663672020 + 604663672021.

It is an arithmetic number, because the mean of its divisors is an integer number (604663672021).

Almost surely, 2^{1209327344041} is an apocalyptic number.

It is an amenable number.

1209327344041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1209327344041 is an equidigital number, since it uses as much as digits as its factorization.

1209327344041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 1209327344041 in words is "one trillion, two hundred nine billion, three hundred twenty-seven million, three hundred forty-four thousand, forty-one".