4541036141581 has 2 divisors, whose sum is σ = 4541036141582. Its totient is φ = 4541036141580.

The previous prime is 4541036141567. The next prime is 4541036141623. The reversal of 4541036141581 is 1851416301454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3807829265956 + 733206875625 = 1951366^2 + 856275^2 .

It is a cyclic number.

It is not a de Polignac number, because 4541036141581 - 2⁹ = 4541036141069 is a prime.

It is a super-2 number, since 2×4541036141581² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4541036141531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270518070790 + 2270518070791.

It is an arithmetic number, because the mean of its divisors is an integer number (2270518070791).

Almost surely, 2^{4541036141581} is an apocalyptic number.

It is an amenable number.

4541036141581 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541036141581 is an equidigital number, since it uses as much as digits as its factorization.

4541036141581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 43.

The spelling of 4541036141581 in words is "four trillion, five hundred forty-one billion, thirty-six million, one hundred forty-one thousand, five hundred eighty-one".