542534017 has 4 divisors (see below), whose sum is σ = 555766596. Its totient is φ = 529301440.

The previous prime is 542534009. The next prime is 542534077. The reversal of 542534017 is 710435245.

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

It can be written as a sum of positive squares in 2 ways, for example, as 96648561 + 445885456 = 9831^2 + 21116^2 .

It is a cyclic number.

It is not a de Polignac number, because 542534017 - 2³ = 542534009 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542534017.

It is not an unprimeable number, because it can be changed into a prime (542534077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6616228 + ... + 6616309.

It is an arithmetic number, because the mean of its divisors is an integer number (138941649).

Almost surely, 2^542534017 is an apocalyptic number.

It is an amenable number.

542534017 is a deficient number, since it is larger than the sum of its proper divisors (13232579).

542534017 is a wasteful number, since it uses less digits than its factorization.

542534017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13232578.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 542534017 is about 23292.3596271395. The cubic root of 542534017 is about 815.5970718543.

The spelling of 542534017 in words is "five hundred forty-two million, five hundred thirty-four thousand, seventeen".