5246981 has 2 divisors, whose sum is σ = 5246982. Its totient is φ = 5246980.

The previous prime is 5246977. The next prime is 5246993. The reversal of 5246981 is 1896425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 112225 = 2266^2 + 335^2 .

It is a cyclic number.

It is not a de Polignac number, because 5246981 - 2² = 5246977 is a prime.

It is a super-3 number, since 3×5246981³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5246911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623490 + 2623491.

It is an arithmetic number, because the mean of its divisors is an integer number (2623491).

Almost surely, 2^5246981 is an apocalyptic number.

It is an amenable number.

5246981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5246981 is an equidigital number, since it uses as much as digits as its factorization.

5246981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The square root of 5246981 is about 2290.6289529297. The cubic root of 5246981 is about 173.7680111757.

The spelling of 5246981 in words is "five million, two hundred forty-six thousand, nine hundred eighty-one".