540112313 has 4 divisors (see below), whose sum is σ = 581659428. Its totient is φ = 498565200.

The previous prime is 540112277. The next prime is 540112343. The reversal of 540112313 is 313211045.

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 196084009 + 344028304 = 14003^2 + 18548^2 .

It is a cyclic number.

It is not a de Polignac number, because 540112313 - 2⁶ = 540112249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540112343) 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, 20773538 + ... + 20773563.

It is an arithmetic number, because the mean of its divisors is an integer number (145414857).

Almost surely, 2^540112313 is an apocalyptic number.

It is an amenable number.

540112313 is a deficient number, since it is larger than the sum of its proper divisors (41547115).

540112313 is a wasteful number, since it uses less digits than its factorization.

540112313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41547114.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 540112313 is about 23240.3165425947. The cubic root of 540112313 is about 814.3817374326.

Adding to 540112313 its reverse (313211045), we get a palindrome (853323358).

The spelling of 540112313 in words is "five hundred forty million, one hundred twelve thousand, three hundred thirteen".