5298581 has 2 divisors, whose sum is σ = 5298582. Its totient is φ = 5298580.

The previous prime is 5298571. The next prime is 5298583. The reversal of 5298581 is 1858925.

5298581 is nontrivially palindromic in base 11.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4268356 + 1030225 = 2066^2 + 1015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5298581 is a prime.

It is a super-2 number, since 2×5298581² = 56149921227122, which contains 22 as substring.

Together with 5298583, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5298583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2649290 + 2649291.

It is an arithmetic number, because the mean of its divisors is an integer number (2649291).

Almost surely, 2^5298581 is an apocalyptic number.

It is an amenable number.

5298581 is a deficient number, since it is larger than the sum of its proper divisors (1).

5298581 is an equidigital number, since it uses as much as digits as its factorization.

5298581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 38.

The square root of 5298581 is about 2301.8646789071. The cubic root of 5298581 is about 174.3357787030.

The spelling of 5298581 in words is "five million, two hundred ninety-eight thousand, five hundred eighty-one".