5324509 has 2 divisors, whose sum is σ = 5324510. Its totient is φ = 5324508.

The previous prime is 5324497. The next prime is 5324531. The reversal of 5324509 is 9054235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2732409 + 2592100 = 1653^2 + 1610^2 .

It is a cyclic number.

It is not a de Polignac number, because 5324509 - 2⁷ = 5324381 is a prime.

5324509 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5324549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2662254 + 2662255.

It is an arithmetic number, because the mean of its divisors is an integer number (2662255).

Almost surely, 2^5324509 is an apocalyptic number.

It is an amenable number.

5324509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5324509 is an equidigital number, since it uses as much as digits as its factorization.

5324509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5324509 is about 2307.4897616241. The cubic root of 5324509 is about 174.6196801889.

It can be divided in two parts, 532 and 4509, that added together give a square (5041 = 71²).

The spelling of 5324509 in words is "five million, three hundred twenty-four thousand, five hundred nine".