542560241 has 2 divisors, whose sum is σ = 542560242. Its totient is φ = 542560240.

The previous prime is 542560231. The next prime is 542560247. The reversal of 542560241 is 142065245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415344400 + 127215841 = 20380^2 + 11279^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542560241 is a prime.

It is a super-2 number, since 2×542560241² = 588743230227956162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (542560247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271280120 + 271280121.

It is an arithmetic number, because the mean of its divisors is an integer number (271280121).

Almost surely, 2^542560241 is an apocalyptic number.

It is an amenable number.

542560241 is a deficient number, since it is larger than the sum of its proper divisors (1).

542560241 is an equidigital number, since it uses as much as digits as its factorization.

542560241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 542560241 is about 23292.9225517109. The cubic root of 542560241 is about 815.6102125806.

The spelling of 542560241 in words is "five hundred forty-two million, five hundred sixty thousand, two hundred forty-one".