542016847 has 2 divisors, whose sum is σ = 542016848. Its totient is φ = 542016846.

The previous prime is 542016841. The next prime is 542016859. The reversal of 542016847 is 748610245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542016847 - 2⁷ = 542016719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542016841) 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, 271008423 + 271008424.

It is an arithmetic number, because the mean of its divisors is an integer number (271008424).

Almost surely, 2^542016847 is an apocalyptic number.

542016847 is a deficient number, since it is larger than the sum of its proper divisors (1).

542016847 is an equidigital number, since it uses as much as digits as its factorization.

542016847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 542016847 is about 23281.2552711403. The cubic root of 542016847 is about 815.3378337710.

The spelling of 542016847 in words is "five hundred forty-two million, sixteen thousand, eight hundred forty-seven".