4511243404441 has 2 divisors, whose sum is σ = 4511243404442. Its totient is φ = 4511243404440.

The previous prime is 4511243404439. The next prime is 4511243404469. The reversal of 4511243404441 is 1444043421154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4485835044441 + 25408360000 = 2117979^2 + 159400^2 .

It is a cyclic number.

It is not a de Polignac number, because 4511243404441 - 2¹ = 4511243404439 is a prime.

It is a super-2 number, since 2×4511243404441² (a number of 26 digits) contains 22 as substring.

Together with 4511243404439, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4511243404441.

It is not a weakly prime, because it can be changed into another prime (4511243494441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2255621702220 + 2255621702221.

It is an arithmetic number, because the mean of its divisors is an integer number (2255621702221).

Almost surely, 2^{4511243404441} is an apocalyptic number.

It is an amenable number.

4511243404441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4511243404441 is an equidigital number, since it uses as much as digits as its factorization.

4511243404441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122880, while the sum is 37.

Adding to 4511243404441 its reverse (1444043421154), we get a palindrome (5955286825595).

The spelling of 4511243404441 in words is "four trillion, five hundred eleven billion, two hundred forty-three million, four hundred four thousand, four hundred forty-one".