542085241 has 2 divisors, whose sum is σ = 542085242. Its totient is φ = 542085240.

The previous prime is 542085233. The next prime is 542085253. The reversal of 542085241 is 142580245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382593600 + 159491641 = 19560^2 + 12629^2 .

It is a cyclic number.

It is not a de Polignac number, because 542085241 - 2³ = 542085233 is a prime.

It is not a weakly prime, because it can be changed into another prime (542082241) 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, 271042620 + 271042621.

It is an arithmetic number, because the mean of its divisors is an integer number (271042621).

Almost surely, 2^542085241 is an apocalyptic number.

It is an amenable number.

542085241 is a deficient number, since it is larger than the sum of its proper divisors (1).

542085241 is an equidigital number, since it uses as much as digits as its factorization.

542085241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 542085241 is about 23282.7240889033. The cubic root of 542085241 is about 815.3721265983.

The spelling of 542085241 in words is "five hundred forty-two million, eighty-five thousand, two hundred forty-one".