5441121065543 has 2 divisors, whose sum is σ = 5441121065544. Its totient is φ = 5441121065542.

The previous prime is 5441121065503. The next prime is 5441121065579. The reversal of 5441121065543 is 3455601211445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5441121065543 - 2⁴² = 1043074554439 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5441121065543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5441121065503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720560532771 + 2720560532772.

It is an arithmetic number, because the mean of its divisors is an integer number (2720560532772).

Almost surely, 2^{5441121065543} is an apocalyptic number.

5441121065543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5441121065543 is an equidigital number, since it uses as much as digits as its factorization.

5441121065543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 5441121065543 its reverse (3455601211445), we get a palindrome (8896722276988).

The spelling of 5441121065543 in words is "five trillion, four hundred forty-one billion, one hundred twenty-one million, sixty-five thousand, five hundred forty-three".