542016901 has 2 divisors, whose sum is σ = 542016902. Its totient is φ = 542016900.

The previous prime is 542016859. The next prime is 542016907. The reversal of 542016901 is 109610245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317766276 + 224250625 = 17826^2 + 14975^2 .

It is a cyclic number.

It is not a de Polignac number, because 542016901 - 2¹⁵ = 541984133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542016901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542016907) 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 as a sum of consecutive naturals, namely, 271008450 + 271008451.

It is an arithmetic number, because the mean of its divisors is an integer number (271008451).

Almost surely, 2^542016901 is an apocalyptic number.

It is an amenable number.

542016901 is a deficient number, since it is larger than the sum of its proper divisors (1).

542016901 is an equidigital number, since it uses as much as digits as its factorization.

542016901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 542016901 is about 23281.2564308716. The cubic root of 542016901 is about 815.3378608478.

The spelling of 542016901 in words is "five hundred forty-two million, sixteen thousand, nine hundred one".