542423511 has 48 divisors (see below), whose sum is σ = 930009600. Its totient is φ = 298073664.

The previous prime is 542423503. The next prime is 542423527. The reversal of 542423511 is 115324245.

542423511 is a `hidden beast` number, since 5 + 424 + 235 + 1 + 1 = 666.

542423511 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 542423511 - 2³ = 542423503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542423411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 655480 + ... + 656306.

It is an arithmetic number, because the mean of its divisors is an integer number (19375200).

Almost surely, 2^542423511 is an apocalyptic number.

542423511 is a deficient number, since it is larger than the sum of its proper divisors (387586089).

542423511 is a wasteful number, since it uses less digits than its factorization.

542423511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228 (or 1225 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 542423511 is about 23289.9873550846. The cubic root of 542423511 is about 815.5416931517.

Adding to 542423511 its reverse (115324245), we get a palindrome (657747756).

The spelling of 542423511 in words is "five hundred forty-two million, four hundred twenty-three thousand, five hundred eleven".