6230443621 has 2 divisors, whose sum is σ = 6230443622. Its totient is φ = 6230443620.

The previous prime is 6230443613. The next prime is 6230443633. The reversal of 6230443621 is 1263440326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5265098721 + 965344900 = 72561^2 + 31070^2 .

It is a cyclic number.

It is not a de Polignac number, because 6230443621 - 2³ = 6230443613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6230441621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3115221810 + 3115221811.

It is an arithmetic number, because the mean of its divisors is an integer number (3115221811).

Almost surely, 2^6230443621 is an apocalyptic number.

It is an amenable number.

6230443621 is a deficient number, since it is larger than the sum of its proper divisors (1).

6230443621 is an equidigital number, since it uses as much as digits as its factorization.

6230443621 is an odious number, because the sum of its binary digits is odd.

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

The square root of 6230443621 is about 78933.1591981469. The cubic root of 6230443621 is about 1840.0925068685.

Adding to 6230443621 its reverse (1263440326), we get a palindrome (7493883947).

The spelling of 6230443621 in words is "six billion, two hundred thirty million, four hundred forty-three thousand, six hundred twenty-one".