542527241 has 2 divisors, whose sum is σ = 542527242. Its totient is φ = 542527240.

The previous prime is 542527169. The next prime is 542527247. The reversal of 542527241 is 142725245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 539214841 + 3312400 = 23221^2 + 1820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542527241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542527198 and 542527207.

It is not a weakly prime, because it can be changed into another prime (542527247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271263620 + 271263621.

It is an arithmetic number, because the mean of its divisors is an integer number (271263621).

Almost surely, 2^542527241 is an apocalyptic number.

It is an amenable number.

542527241 is a deficient number, since it is larger than the sum of its proper divisors (1).

542527241 is an equidigital number, since it uses as much as digits as its factorization.

542527241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22400, while the sum is 32.

The square root of 542527241 is about 23292.2141712633. The cubic root of 542527241 is about 815.5936763629.

The spelling of 542527241 in words is "five hundred forty-two million, five hundred twenty-seven thousand, two hundred forty-one".