540111603 has 8 divisors (see below), whose sum is σ = 720272016. Its totient is φ = 360012800.

The previous prime is 540111581. The next prime is 540111647. The reversal of 540111603 is 306111045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540111603 - 2¹² = 540107507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540111603.

It is not an unprimeable number, because it can be changed into a prime (540111653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12043 + ... + 35003.

It is an arithmetic number, because the mean of its divisors is an integer number (90034002).

Almost surely, 2^540111603 is an apocalyptic number.

540111603 is a deficient number, since it is larger than the sum of its proper divisors (180160413).

540111603 is a wasteful number, since it uses less digits than its factorization.

540111603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30805.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 540111603 is about 23240.3012674105. The cubic root of 540111603 is about 814.3813805863.

Adding to 540111603 its reverse (306111045), we get a palindrome (846222648).

The spelling of 540111603 in words is "five hundred forty million, one hundred eleven thousand, six hundred three".