5318549 has 2 divisors, whose sum is σ = 5318550. Its totient is φ = 5318548.

The previous prime is 5318531. The next prime is 5318563. The reversal of 5318549 is 9458135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5152900 + 165649 = 2270^2 + 407^2 .

It is a cyclic number.

It is not a de Polignac number, because 5318549 - 2⁸ = 5318293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5318519) 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, 2659274 + 2659275.

It is an arithmetic number, because the mean of its divisors is an integer number (2659275).

Almost surely, 2^5318549 is an apocalyptic number.

It is an amenable number.

5318549 is a deficient number, since it is larger than the sum of its proper divisors (1).

5318549 is an equidigital number, since it uses as much as digits as its factorization.

5318549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 35.

The square root of 5318549 is about 2306.1979533423. The cubic root of 5318549 is about 174.5545022322.

The spelling of 5318549 in words is "five million, three hundred eighteen thousand, five hundred forty-nine".