5397409 has 2 divisors, whose sum is σ = 5397410. Its totient is φ = 5397408.

The previous prime is 5397397. The next prime is 5397443. The reversal of 5397409 is 9047935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4397409 + 1000000 = 2097^2 + 1000^2 .

It is a cyclic number.

It is not a de Polignac number, because 5397409 - 2⁵ = 5397377 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5⁷ + 3¹⁴ + 9³ + 7² + 4⁶ + 0 + 9⁶ .

It is not a weakly prime, because it can be changed into another prime (5397499) 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, 2698704 + 2698705.

It is an arithmetic number, because the mean of its divisors is an integer number (2698705).

Almost surely, 2^5397409 is an apocalyptic number.

It is an amenable number.

5397409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5397409 is an equidigital number, since it uses as much as digits as its factorization.

5397409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 5397409 is about 2323.2324463988. The cubic root of 5397409 is about 175.4130000632.

The spelling of 5397409 in words is "five million, three hundred ninety-seven thousand, four hundred nine".