4423011613 has 2 divisors, whose sum is σ = 4423011614. Its totient is φ = 4423011612.

The previous prime is 4423011581. The next prime is 4423011667. The reversal of 4423011613 is 3161103244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3042294649 + 1380716964 = 55157^2 + 37158^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423011613 - 2⁵ = 4423011581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4423011713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211505806 + 2211505807.

It is an arithmetic number, because the mean of its divisors is an integer number (2211505807).

Almost surely, 2^4423011613 is an apocalyptic number.

It is an amenable number.

4423011613 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423011613 is an equidigital number, since it uses as much as digits as its factorization.

4423011613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4423011613 is about 66505.7261670001. The cubic root of 4423011613 is about 1641.4942277289.

Adding to 4423011613 its reverse (3161103244), we get a palindrome (7584114857).

The spelling of 4423011613 in words is "four billion, four hundred twenty-three million, eleven thousand, six hundred thirteen".