1204013213017 has 2 divisors, whose sum is σ = 1204013213018. Its totient is φ = 1204013213016.

The previous prime is 1204013213009. The next prime is 1204013213077. The reversal of 1204013213017 is 7103123104021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1138294814281 + 65718398736 = 1066909^2 + 256356^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204013213017 - 2³ = 1204013213009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1204013212982 and 1204013213000.

It is not a weakly prime, because it can be changed into another prime (1204013213077) 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, 602006606508 + 602006606509.

It is an arithmetic number, because the mean of its divisors is an integer number (602006606509).

Almost surely, 2^{1204013213017} is an apocalyptic number.

It is an amenable number.

1204013213017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204013213017 is an equidigital number, since it uses as much as digits as its factorization.

1204013213017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 1204013213017 its reverse (7103123104021), we get a palindrome (8307136317038).

The spelling of 1204013213017 in words is "one trillion, two hundred four billion, thirteen million, two hundred thirteen thousand, seventeen".