540656029 has 2 divisors, whose sum is σ = 540656030. Its totient is φ = 540656028.

The previous prime is 540656003. The next prime is 540656041. The reversal of 540656029 is 920656045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384356025 + 156300004 = 19605^2 + 12502^2 .

It is a cyclic number.

It is not a de Polignac number, because 540656029 - 2⁹ = 540655517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540656069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270328014 + 270328015.

It is an arithmetic number, because the mean of its divisors is an integer number (270328015).

Almost surely, 2^540656029 is an apocalyptic number.

It is an amenable number.

540656029 is a deficient number, since it is larger than the sum of its proper divisors (1).

540656029 is an equidigital number, since it uses as much as digits as its factorization.

540656029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 540656029 is about 23252.0112893487. The cubic root of 540656029 is about 814.6549175786.

The spelling of 540656029 in words is "five hundred forty million, six hundred fifty-six thousand, twenty-nine".