5268409 has 2 divisors, whose sum is σ = 5268410. Its totient is φ = 5268408.

The previous prime is 5268407. The next prime is 5268437. The reversal of 5268409 is 9048625.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4112784 + 1155625 = 2028^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 5268409 - 2¹ = 5268407 is a prime.

It is a super-2 number, since 2×5268409² = 55512266782562, which contains 22 as substring.

Together with 5268407, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5268407) 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, 2634204 + 2634205.

It is an arithmetic number, because the mean of its divisors is an integer number (2634205).

Almost surely, 2^5268409 is an apocalyptic number.

It is an amenable number.

5268409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5268409 is an equidigital number, since it uses as much as digits as its factorization.

5268409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 5268409 is about 2295.3015052494. The cubic root of 5268409 is about 174.0042386777.

The spelling of 5268409 in words is "five million, two hundred sixty-eight thousand, four hundred nine".