540033111 has 6 divisors (see below), whose sum is σ = 780047840. Its totient is φ = 360022068.

The previous prime is 540033103. The next prime is 540033121. The reversal of 540033111 is 111330045.

It is not a de Polignac number, because 540033111 - 2³ = 540033103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540033121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30001831 + ... + 30001848.

Almost surely, 2^540033111 is an apocalyptic number.

540033111 is a deficient number, since it is larger than the sum of its proper divisors (240014729).

540033111 is a wasteful number, since it uses less digits than its factorization.

540033111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60003685 (or 60003682 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 540033111 is about 23238.6125016103. The cubic root of 540033111 is about 814.3419285423.

Adding to 540033111 its reverse (111330045), we get a palindrome (651363156).

The spelling of 540033111 in words is "five hundred forty million, thirty-three thousand, one hundred eleven".