540271313 has 4 divisors (see below), whose sum is σ = 542590308. Its totient is φ = 537952320.

The previous prime is 540271267. The next prime is 540271331. The reversal of 540271313 is 313172045.

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

It can be written as a sum of positive squares in 2 ways, for example, as 46676224 + 493595089 = 6832^2 + 22217^2 .

It is a cyclic number.

It is not a de Polignac number, because 540271313 - 2⁸ = 540271057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540271013) 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 in 3 ways as a sum of consecutive naturals, for example, 1159148 + ... + 1159613.

It is an arithmetic number, because the mean of its divisors is an integer number (135647577).

Almost surely, 2^540271313 is an apocalyptic number.

It is an amenable number.

540271313 is a deficient number, since it is larger than the sum of its proper divisors (2318995).

540271313 is a wasteful number, since it uses less digits than its factorization.

540271313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318994.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 540271313 is about 23243.7370704454. The cubic root of 540271313 is about 814.4616430306.

The spelling of 540271313 in words is "five hundred forty million, two hundred seventy-one thousand, three hundred thirteen".