542004019 has 2 divisors, whose sum is σ = 542004020. Its totient is φ = 542004018.

The previous prime is 542004017. The next prime is 542004053. The reversal of 542004019 is 910400245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542004019 - 2¹ = 542004017 is a prime.

It is a super-2 number, since 2×542004019² = 587536713224304722, which contains 22 as substring.

Together with 542004017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 542003984 and 542004002.

It is not a weakly prime, because it can be changed into another prime (542004017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271002009 + 271002010.

It is an arithmetic number, because the mean of its divisors is an integer number (271002010).

Almost surely, 2^542004019 is an apocalyptic number.

542004019 is a deficient number, since it is larger than the sum of its proper divisors (1).

542004019 is an equidigital number, since it uses as much as digits as its factorization.

542004019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 542004019 is about 23280.9797689015. The cubic root of 542004019 is about 815.3314014763.

The spelling of 542004019 in words is "five hundred forty-two million, four thousand, nineteen".