542042099 has 8 divisors (see below), whose sum is σ = 573175680. Its totient is φ = 511761600.

The previous prime is 542042063. The next prime is 542042101. The reversal of 542042099 is 990240245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542042099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542042299) 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 7 ways as a sum of consecutive naturals, for example, 211964 + ... + 214505.

It is an arithmetic number, because the mean of its divisors is an integer number (71646960).

Almost surely, 2^542042099 is an apocalyptic number.

542042099 is a deficient number, since it is larger than the sum of its proper divisors (31133581).

542042099 is a wasteful number, since it uses less digits than its factorization.

542042099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426541.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 542042099 is about 23281.7975895333. The cubic root of 542042099 is about 815.3504954876.

The spelling of 542042099 in words is "five hundred forty-two million, forty-two thousand, ninety-nine".