540115205 has 16 divisors (see below), whose sum is σ = 753287040. Its totient is φ = 364085952.

The previous prime is 540115171. The next prime is 540115249. The reversal of 540115205 is 502511045.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540115205 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128714 + ... + 132843.

It is an arithmetic number, because the mean of its divisors is an integer number (47080440).

Almost surely, 2^540115205 is an apocalyptic number.

It is an amenable number.

540115205 is a deficient number, since it is larger than the sum of its proper divisors (213171835).

540115205 is a wasteful number, since it uses less digits than its factorization.

540115205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261628.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 540115205 is about 23240.3787619737. The cubic root of 540115205 is about 814.3831909499.

The spelling of 540115205 in words is "five hundred forty million, one hundred fifteen thousand, two hundred five".