540706779 has 8 divisors (see below), whose sum is σ = 801047120. Its totient is φ = 360471168.

The previous prime is 540706763. The next prime is 540706783. The reversal of 540706779 is 977607045.

540706779 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 540706779 - 2⁴ = 540706763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540756779) 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, 10013062 + ... + 10013115.

It is an arithmetic number, because the mean of its divisors is an integer number (100130890).

Almost surely, 2^540706779 is an apocalyptic number.

540706779 is a deficient number, since it is larger than the sum of its proper divisors (260340341).

540706779 is a wasteful number, since it uses less digits than its factorization.

540706779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20026186 (or 20026180 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 540706779 is about 23253.1025671844. The cubic root of 540706779 is about 814.6804066396.

The spelling of 540706779 in words is "five hundred forty million, seven hundred six thousand, seven hundred seventy-nine".