540226777 has 2 divisors, whose sum is σ = 540226778. Its totient is φ = 540226776.

The previous prime is 540226769. The next prime is 540226793. The reversal of 540226777 is 777622045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 527666841 + 12559936 = 22971^2 + 3544^2 .

It is a cyclic number.

It is not a de Polignac number, because 540226777 - 2³ = 540226769 is a prime.

It is not a weakly prime, because it can be changed into another prime (540223777) 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, 270113388 + 270113389.

It is an arithmetic number, because the mean of its divisors is an integer number (270113389).

Almost surely, 2^540226777 is an apocalyptic number.

It is an amenable number.

540226777 is a deficient number, since it is larger than the sum of its proper divisors (1).

540226777 is an equidigital number, since it uses as much as digits as its factorization.

540226777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164640, while the sum is 40.

The square root of 540226777 is about 23242.7790291953. The cubic root of 540226777 is about 814.4392630031.

The spelling of 540226777 in words is "five hundred forty million, two hundred twenty-six thousand, seven hundred seventy-seven".