540635611 has 4 divisors (see below), whose sum is σ = 546209272. Its totient is φ = 535061952.

The previous prime is 540635609. The next prime is 540635617. The reversal of 540635611 is 116536045.

540635611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 116536045 = 5 ⋅23307209.

It is a cyclic number.

It is not a de Polignac number, because 540635611 - 2¹ = 540635609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540635617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2786685 + ... + 2786878.

It is an arithmetic number, because the mean of its divisors is an integer number (136552318).

Almost surely, 2^540635611 is an apocalyptic number.

540635611 is a deficient number, since it is larger than the sum of its proper divisors (5573661).

540635611 is an equidigital number, since it uses as much as digits as its factorization.

540635611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5573660.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 540635611 is about 23251.5722264108. The cubic root of 540635611 is about 814.6446622390.

The spelling of 540635611 in words is "five hundred forty million, six hundred thirty-five thousand, six hundred eleven".