540227117 has 2 divisors, whose sum is σ = 540227118. Its totient is φ = 540227116.

The previous prime is 540227099. The next prime is 540227119. The reversal of 540227117 is 711722045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 412333636 + 127893481 = 20306^2 + 11309^2 .

It is a cyclic number.

It is not a de Polignac number, because 540227117 - 2⁶ = 540227053 is a prime.

Together with 540227119, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540227117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540227119) 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, 270113558 + 270113559.

It is an arithmetic number, because the mean of its divisors is an integer number (270113559).

Almost surely, 2^540227117 is an apocalyptic number.

It is an amenable number.

540227117 is a deficient number, since it is larger than the sum of its proper divisors (1).

540227117 is an equidigital number, since it uses as much as digits as its factorization.

540227117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 540227117 is about 23242.7863432937. The cubic root of 540227117 is about 814.4394338631.

The spelling of 540227117 in words is "five hundred forty million, two hundred twenty-seven thousand, one hundred seventeen".