4320423312313 has 2 divisors, whose sum is σ = 4320423312314. Its totient is φ = 4320423312312.

The previous prime is 4320423312299. The next prime is 4320423312323. The reversal of 4320423312313 is 3132133240234.

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., 3783908081529 + 536515230784 = 1945227^2 + 732472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4320423312313 is a prime.

It is not a weakly prime, because it can be changed into another prime (4320423312323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160211656156 + 2160211656157.

It is an arithmetic number, because the mean of its divisors is an integer number (2160211656157).

Almost surely, 2^{4320423312313} is an apocalyptic number.

It is an amenable number.

4320423312313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320423312313 is an equidigital number, since it uses as much as digits as its factorization.

4320423312313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 4320423312313 its reverse (3132133240234), we get a palindrome (7452556552547).

The spelling of 4320423312313 in words is "four trillion, three hundred twenty billion, four hundred twenty-three million, three hundred twelve thousand, three hundred thirteen".