6243441121 has 2 divisors, whose sum is σ = 6243441122. Its totient is φ = 6243441120.

The previous prime is 6243441109. The next prime is 6243441203. The reversal of 6243441121 is 1211443426.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6123845025 + 119596096 = 78255^2 + 10936^2 .

It is a cyclic number.

It is not a de Polignac number, because 6243441121 - 2¹³ = 6243432929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6243441121.

It is not a weakly prime, because it can be changed into another prime (6243441101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121720560 + 3121720561.

It is an arithmetic number, because the mean of its divisors is an integer number (3121720561).

Almost surely, 2^6243441121 is an apocalyptic number.

It is an amenable number.

6243441121 is a deficient number, since it is larger than the sum of its proper divisors (1).

6243441121 is an equidigital number, since it uses as much as digits as its factorization.

6243441121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 28.

The square root of 6243441121 is about 79015.4486224055. The cubic root of 6243441121 is about 1841.3711740085.

Adding to 6243441121 its reverse (1211443426), we get a palindrome (7454884547).

The spelling of 6243441121 in words is "six billion, two hundred forty-three million, four hundred forty-one thousand, one hundred twenty-one".