41543235445001 has 2 divisors, whose sum is σ = 41543235445002. Its totient is φ = 41543235445000.

The previous prime is 41543235444913. The next prime is 41543235445013. The reversal of 41543235445001 is 10054453234514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33484739560000 + 8058495885001 = 5786600^2 + 2838749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41543235445001 is a prime.

It is a super-2 number, since 2×41543235445001² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41543235445001.

It is not a weakly prime, because it can be changed into another prime (41543235444001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20771617722500 + 20771617722501.

It is an arithmetic number, because the mean of its divisors is an integer number (20771617722501).

Almost surely, 2^{41543235445001} is an apocalyptic number.

It is an amenable number.

41543235445001 is a deficient number, since it is larger than the sum of its proper divisors (1).

41543235445001 is an equidigital number, since it uses as much as digits as its factorization.

41543235445001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 41543235445001 its reverse (10054453234514), we get a palindrome (51597688679515).

The spelling of 41543235445001 in words is "forty-one trillion, five hundred forty-three billion, two hundred thirty-five million, four hundred forty-five thousand, one".