542124511 has 4 divisors (see below), whose sum is σ = 570657400. Its totient is φ = 513591624.

The previous prime is 542124491. The next prime is 542124529. The reversal of 542124511 is 115421245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542124511 - 2¹³ = 542116319 is a prime.

It is a super-3 number, since 3×542124511³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542124571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14266416 + ... + 14266453.

It is an arithmetic number, because the mean of its divisors is an integer number (142664350).

Almost surely, 2^542124511 is an apocalyptic number.

542124511 is a deficient number, since it is larger than the sum of its proper divisors (28532889).

542124511 is a wasteful number, since it uses less digits than its factorization.

542124511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28532888.

The product of its digits is 1600, while the sum is 25.

The square root of 542124511 is about 23283.5674027843. The cubic root of 542124511 is about 815.3918153162.

Adding to 542124511 its reverse (115421245), we get a palindrome (657545756).

It can be divided in two parts, 5421245 and 11, that multiplied together give a palindrome (59633695).

The spelling of 542124511 in words is "five hundred forty-two million, one hundred twenty-four thousand, five hundred eleven".