1234670344213 has 2 divisors, whose sum is σ = 1234670344214. Its totient is φ = 1234670344212.

The previous prime is 1234670344207. The next prime is 1234670344261. The reversal of 1234670344213 is 3124430764321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1227934366884 + 6735977329 = 1108122^2 + 82073^2 .

It is an emirp because it is prime and its reverse (3124430764321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1234670344213 - 2⁵ = 1234670344181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234670344273) 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, 617335172106 + 617335172107.

It is an arithmetic number, because the mean of its divisors is an integer number (617335172107).

Almost surely, 2^{1234670344213} is an apocalyptic number.

It is an amenable number.

1234670344213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234670344213 is an equidigital number, since it uses as much as digits as its factorization.

1234670344213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 1234670344213 in words is "one trillion, two hundred thirty-four billion, six hundred seventy million, three hundred forty-four thousand, two hundred thirteen".