52281241 has 2 divisors, whose sum is σ = 52281242. Its totient is φ = 52281240.

The previous prime is 52281233. The next prime is 52281263. The reversal of 52281241 is 14218225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48594841 + 3686400 = 6971^2 + 1920^2 .

It is a cyclic number.

It is not a de Polignac number, because 52281241 - 2³ = 52281233 is a prime.

It is not a weakly prime, because it can be changed into another prime (52285241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26140620 + 26140621.

It is an arithmetic number, because the mean of its divisors is an integer number (26140621).

Almost surely, 2^52281241 is an apocalyptic number.

It is an amenable number.

52281241 is a deficient number, since it is larger than the sum of its proper divisors (1).

52281241 is an equidigital number, since it uses as much as digits as its factorization.

52281241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1280, while the sum is 25.

The square root of 52281241 is about 7230.5768096328. The cubic root of 52281241 is about 373.9228133390.

Adding to 52281241 its reverse (14218225), we get a palindrome (66499466).

The spelling of 52281241 in words is "fifty-two million, two hundred eighty-one thousand, two hundred forty-one".