540977589 has 8 divisors (see below), whose sum is σ = 801448320. Its totient is φ = 360651708.

The previous prime is 540977581. The next prime is 540977597. The reversal of 540977589 is 985779045.

540977589 is a `hidden beast` number, since 54 + 0 + 9 + 7 + 7 + 589 = 666.

540977589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (540977581) and next prime (540977597).

It is not a de Polignac number, because 540977589 - 2³ = 540977581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540977581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10018077 + ... + 10018130.

It is an arithmetic number, because the mean of its divisors is an integer number (100181040).

Almost surely, 2^540977589 is an apocalyptic number.

It is an amenable number.

540977589 is a deficient number, since it is larger than the sum of its proper divisors (260470731).

540977589 is a wasteful number, since it uses less digits than its factorization.

540977589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20036216 (or 20036210 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The square root of 540977589 is about 23258.9249321631. The cubic root of 540977589 is about 814.8163933315.

The spelling of 540977589 in words is "five hundred forty million, nine hundred seventy-seven thousand, five hundred eighty-nine".