540047165 has 16 divisors (see below), whose sum is σ = 779617920. Its totient is φ = 350827200.

The previous prime is 540047161. The next prime is 540047171. The reversal of 540047165 is 561740045.

It is not a de Polignac number, because 540047165 - 2² = 540047161 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540047161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405386 + ... + 406715.

It is an arithmetic number, because the mean of its divisors is an integer number (48726120).

Almost surely, 2^540047165 is an apocalyptic number.

It is an amenable number.

540047165 is a deficient number, since it is larger than the sum of its proper divisors (239570755).

540047165 is a wasteful number, since it uses less digits than its factorization.

540047165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812132.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 540047165 is about 23238.9148843056. The cubic root of 540047165 is about 814.3489927155.

The spelling of 540047165 in words is "five hundred forty million, forty-seven thousand, one hundred sixty-five".