4540215402841 has 2 divisors, whose sum is σ = 4540215402842. Its totient is φ = 4540215402840.

The previous prime is 4540215402803. The next prime is 4540215402857. The reversal of 4540215402841 is 1482045120454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3578680227600 + 961535175241 = 1891740^2 + 980579^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540215402841 - 2¹⁵ = 4540215370073 is a prime.

It is a super-2 number, since 2×4540215402841² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4540215402794 and 4540215402803.

It is not a weakly prime, because it can be changed into another prime (4540215402881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270107701420 + 2270107701421.

It is an arithmetic number, because the mean of its divisors is an integer number (2270107701421).

Almost surely, 2^{4540215402841} is an apocalyptic number.

It is an amenable number.

4540215402841 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540215402841 is an equidigital number, since it uses as much as digits as its factorization.

4540215402841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204800, while the sum is 40.

The spelling of 4540215402841 in words is "four trillion, five hundred forty billion, two hundred fifteen million, four hundred two thousand, eight hundred forty-one".