542935843 has 2 divisors, whose sum is σ = 542935844. Its totient is φ = 542935842.

The previous prime is 542935777. The next prime is 542935853. The reversal of 542935843 is 348539245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542935843 - 2¹⁷ = 542804771 is a prime.

It is a super-2 number, since 2×542935843² = 589558659228241298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 542935843.

It is not a weakly prime, because it can be changed into another prime (542935853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271467921 + 271467922.

It is an arithmetic number, because the mean of its divisors is an integer number (271467922).

Almost surely, 2^542935843 is an apocalyptic number.

542935843 is a deficient number, since it is larger than the sum of its proper divisors (1).

542935843 is an equidigital number, since it uses as much as digits as its factorization.

542935843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 43.

The square root of 542935843 is about 23300.9837345980. The cubic root of 542935843 is about 815.7983785754.

The spelling of 542935843 in words is "five hundred forty-two million, nine hundred thirty-five thousand, eight hundred forty-three".