542112601 has 4 divisors (see below), whose sum is σ = 542160100. Its totient is φ = 542065104.

The previous prime is 542112589. The next prime is 542112607. The reversal of 542112601 is 106211245.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 412699225 + 129413376 = 20315^2 + 11376^2 .

It is a cyclic number.

It is not a de Polignac number, because 542112601 - 2²¹ = 540015449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542112607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4855 + ... + 33283.

It is an arithmetic number, because the mean of its divisors is an integer number (135540025).

Almost surely, 2^542112601 is an apocalyptic number.

It is an amenable number.

542112601 is a deficient number, since it is larger than the sum of its proper divisors (47499).

542112601 is a wasteful number, since it uses less digits than its factorization.

542112601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47498.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 542112601 is about 23283.3116416029. The cubic root of 542112601 is about 815.3858441249.

Adding to 542112601 its reverse (106211245), we get a palindrome (648323846).

The spelling of 542112601 in words is "five hundred forty-two million, one hundred twelve thousand, six hundred one".