540205011 has 16 divisors (see below), whose sum is σ = 827901600. Its totient is φ = 347717664.

The previous prime is 540205009. The next prime is 540205021. The reversal of 540205011 is 110502045.

It is not a de Polignac number, because 540205011 - 2¹ = 540205009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540205021) 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, 344176 + ... + 345741.

It is an arithmetic number, because the mean of its divisors is an integer number (51743850).

Almost surely, 2^540205011 is an apocalyptic number.

540205011 is a deficient number, since it is larger than the sum of its proper divisors (287696589).

540205011 is a wasteful number, since it uses less digits than its factorization.

540205011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689955 (or 689949 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 540205011 is about 23242.3107930343. The cubic root of 540205011 is about 814.4283248047.

Adding to 540205011 its reverse (110502045), we get a palindrome (650707056).

The spelling of 540205011 in words is "five hundred forty million, two hundred five thousand, eleven".