540535161 has 16 divisors (see below), whose sum is σ = 765368640. Its totient is φ = 338365440.

The previous prime is 540535159. The next prime is 540535187. The reversal of 540535161 is 161535045.

It is not a de Polignac number, because 540535161 - 2¹ = 540535159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540535361) 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, 35520 + ... + 48401.

It is an arithmetic number, because the mean of its divisors is an integer number (47835540).

Almost surely, 2^540535161 is an apocalyptic number.

It is an amenable number.

540535161 is a deficient number, since it is larger than the sum of its proper divisors (224833479).

540535161 is a wasteful number, since it uses less digits than its factorization.

540535161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84056.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 540535161 is about 23249.4120570822. The cubic root of 540535161 is about 814.5942055030.

The spelling of 540535161 in words is "five hundred forty million, five hundred thirty-five thousand, one hundred sixty-one".