540111233 has 36 divisors (see below), whose sum is σ = 628814592. Its totient is φ = 463259520.

The previous prime is 540111227. The next prime is 540111239. The reversal of 540111233 is 332111045.

It is an interprime number because it is at equal distance from previous prime (540111227) and next prime (540111239).

It is not a de Polignac number, because 540111233 - 2⁴ = 540111217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (540111239) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3234116 + ... + 3234282.

It is an arithmetic number, because the mean of its divisors is an integer number (17467072).

Almost surely, 2^540111233 is an apocalyptic number.

It is an amenable number.

540111233 is a deficient number, since it is larger than the sum of its proper divisors (88703359).

540111233 is a wasteful number, since it uses less digits than its factorization.

540111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 540111233 is about 23240.2933070992. The cubic root of 540111233 is about 814.3811946240.

Adding to 540111233 its reverse (332111045), we get a palindrome (872222278).

The spelling of 540111233 in words is "five hundred forty million, one hundred eleven thousand, two hundred thirty-three".