540837305 has 4 divisors (see below), whose sum is σ = 649004772. Its totient is φ = 432669840.

The previous prime is 540837293. The next prime is 540837329. The reversal of 540837305 is 503738045.

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 220463104 + 320374201 = 14848^2 + 17899^2 .

It is not a de Polignac number, because 540837305 - 2⁸ = 540837049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 54083726 + ... + 54083735.

It is an arithmetic number, because the mean of its divisors is an integer number (162251193).

Almost surely, 2^540837305 is an apocalyptic number.

It is an amenable number.

540837305 is a deficient number, since it is larger than the sum of its proper divisors (108167467).

540837305 is a wasteful number, since it uses less digits than its factorization.

540837305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108167466.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 540837305 is about 23255.9090340498. The cubic root of 540837305 is about 814.7459556725.

The spelling of 540837305 in words is "five hundred forty million, eight hundred thirty-seven thousand, three hundred five".