5241567281 has 2 divisors, whose sum is σ = 5241567282. Its totient is φ = 5241567280.

The previous prime is 5241567277. The next prime is 5241567283. The reversal of 5241567281 is 1827651425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3080805025 + 2160762256 = 55505^2 + 46484^2 .

It is a cyclic number.

It is not a de Polignac number, because 5241567281 - 2² = 5241567277 is a prime.

It is a super-2 number, since 2×5241567281² = 54948055122499465922, which contains 22 as substring.

Together with 5241567283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5241567283) 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, 2620783640 + 2620783641.

It is an arithmetic number, because the mean of its divisors is an integer number (2620783641).

Almost surely, 2^5241567281 is an apocalyptic number.

It is an amenable number.

5241567281 is a deficient number, since it is larger than the sum of its proper divisors (1).

5241567281 is an equidigital number, since it uses as much as digits as its factorization.

5241567281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 41.

The square root of 5241567281 is about 72398.6690554460. The cubic root of 5241567281 is about 1737.0822727892.

The spelling of 5241567281 in words is "five billion, two hundred forty-one million, five hundred sixty-seven thousand, two hundred eighty-one".