542511 has 16 divisors (see below), whose sum is σ = 817920. Its totient is φ = 355320.

The previous prime is 542497. The next prime is 542519. The reversal of 542511 is 115245.

542511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542511 - 2⁶ = 542447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542519) 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, 1776 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (51120).

2⁵⁴²⁵¹¹ is an apocalyptic number.

542511 is a deficient number, since it is larger than the sum of its proper divisors (275409).

542511 is a wasteful number, since it uses less digits than its factorization.

542511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 357 counting only the distinct ones).

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

The square root of 542511 is about 736.5534603815. The cubic root of 542511 is about 81.5585537792.

Adding to 542511 its reverse (115245), we get a palindrome (657756).

The spelling of 542511 in words is "five hundred forty-two thousand, five hundred eleven".