542423043 has 6 divisors (see below), whose sum is σ = 783499964. Its totient is φ = 361615356.

The previous prime is 542423033. The next prime is 542423081. The reversal of 542423043 is 340324245.

542423043 is a `hidden beast` number, since 5 + 424 + 230 + 4 + 3 = 666.

It is not a de Polignac number, because 542423043 - 2⁸ = 542422787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542422998 and 542423016.

It is not an unprimeable number, because it can be changed into a prime (542423003) 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, 30134605 + ... + 30134622.

Almost surely, 2^542423043 is an apocalyptic number.

542423043 is a deficient number, since it is larger than the sum of its proper divisors (241076921).

542423043 is a wasteful number, since it uses less digits than its factorization.

542423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60269233 (or 60269230 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 542423043 is about 23289.9773078464. The cubic root of 542423043 is about 815.5414586034.

Adding to 542423043 its reverse (340324245), we get a palindrome (882747288).

The spelling of 542423043 in words is "five hundred forty-two million, four hundred twenty-three thousand, forty-three".