540273211 has 4 divisors (see below), whose sum is σ = 540918000. Its totient is φ = 539628424.

The previous prime is 540273203. The next prime is 540273221. The reversal of 540273211 is 112372045.

It is a happy number.

540273211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 540273211 - 2³ = 540273203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540273221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321136 + ... + 322813.

It is an arithmetic number, because the mean of its divisors is an integer number (135229500).

Almost surely, 2^540273211 is an apocalyptic number.

540273211 is a deficient number, since it is larger than the sum of its proper divisors (644789).

540273211 is an equidigital number, since it uses as much as digits as its factorization.

540273211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644788.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 540273211 is about 23243.7778986119. Note that the first 3 decimals coincide. The cubic root of 540273211 is about 814.4625967776.

The spelling of 540273211 in words is "five hundred forty million, two hundred seventy-three thousand, two hundred eleven".