540240045 has 16 divisors (see below), whose sum is σ = 873297600. Its totient is φ = 285156864.

The previous prime is 540239989. The next prime is 540240097. The reversal of 540240045 is 540042045.

It is not a de Polignac number, because 540240045 - 2⁹ = 540239533 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 540239997 and 540240024.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 184195 + ... + 187104.

It is an arithmetic number, because the mean of its divisors is an integer number (54581100).

Almost surely, 2^540240045 is an apocalyptic number.

It is an amenable number.

540240045 is a deficient number, since it is larger than the sum of its proper divisors (333057555).

540240045 is a wasteful number, since it uses less digits than its factorization.

540240045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371404.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 540240045 is about 23243.0644494223. The cubic root of 540240045 is about 814.4459305066.

The spelling of 540240045 in words is "five hundred forty million, two hundred forty thousand, forty-five".