1234304134213 has 2 divisors, whose sum is σ = 1234304134214. Its totient is φ = 1234304134212.

The previous prime is 1234304134207. The next prime is 1234304134237. The reversal of 1234304134213 is 3124314034321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 956450748289 + 277853385924 = 977983^2 + 527118^2 .

It is an emirp because it is prime and its reverse (3124314034321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1234304134213 - 2²⁵ = 1234270579781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234304134913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617152067106 + 617152067107.

It is an arithmetic number, because the mean of its divisors is an integer number (617152067107).

Almost surely, 2^{1234304134213} is an apocalyptic number.

It is an amenable number.

1234304134213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234304134213 is an equidigital number, since it uses as much as digits as its factorization.

1234304134213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1234304134213 its reverse (3124314034321), we get a palindrome (4358618168534).

The spelling of 1234304134213 in words is "one trillion, two hundred thirty-four billion, three hundred four million, one hundred thirty-four thousand, two hundred thirteen".