540656041 has 2 divisors, whose sum is σ = 540656042. Its totient is φ = 540656040.

The previous prime is 540656029. The next prime is 540656063. The reversal of 540656041 is 140656045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 462422016 + 78234025 = 21504^2 + 8845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540656041 is a prime.

It is equal to p_28381018 and since 540656041 and 28381018 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 540655994 and 540656012.

It is not a weakly prime, because it can be changed into another prime (540656741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270328020 + 270328021.

It is an arithmetic number, because the mean of its divisors is an integer number (270328021).

Almost surely, 2^540656041 is an apocalyptic number.

It is an amenable number.

540656041 is a deficient number, since it is larger than the sum of its proper divisors (1).

540656041 is an equidigital number, since it uses as much as digits as its factorization.

540656041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 540656041 is about 23252.0115473909. The cubic root of 540656041 is about 814.6549236057.

It can be divided in two parts, 54065 and 6041, that added together give a palindrome (60106).

The spelling of 540656041 in words is "five hundred forty million, six hundred fifty-six thousand, forty-one".