5318647 has 2 divisors, whose sum is σ = 5318648. Its totient is φ = 5318646.

The previous prime is 5318591. The next prime is 5318653. The reversal of 5318647 is 7468135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5318647 - 2⁷ = 5318519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5318657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2659323 + 2659324.

It is an arithmetic number, because the mean of its divisors is an integer number (2659324).

Almost surely, 2^5318647 is an apocalyptic number.

5318647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5318647 is an equidigital number, since it uses as much as digits as its factorization.

5318647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 34.

The square root of 5318647 is about 2306.2192003363. The cubic root of 5318647 is about 174.5555743439. Note that the first 4 decimals are identical.

The spelling of 5318647 in words is "five million, three hundred eighteen thousand, six hundred forty-seven".