5641224331 has 2 divisors, whose sum is σ = 5641224332. Its totient is φ = 5641224330.

The previous prime is 5641224319. The next prime is 5641224377. The reversal of 5641224331 is 1334221465.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5641224331 is a prime.

It is a super-2 number, since 2×5641224331² = 63646823905332795122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5641224293 and 5641224302.

It is not a weakly prime, because it can be changed into another prime (5641224031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820612165 + 2820612166.

It is an arithmetic number, because the mean of its divisors is an integer number (2820612166).

Almost surely, 2^5641224331 is an apocalyptic number.

5641224331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5641224331 is an equidigital number, since it uses as much as digits as its factorization.

5641224331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 5641224331 is about 75108.0843251910. The cubic root of 5641224331 is about 1780.1548839472.

Adding to 5641224331 its reverse (1334221465), we get a palindrome (6975445796).

The spelling of 5641224331 in words is "five billion, six hundred forty-one million, two hundred twenty-four thousand, three hundred thirty-one".