5166647 has 2 divisors, whose sum is σ = 5166648. Its totient is φ = 5166646.

The previous prime is 5166631. The next prime is 5166649. The reversal of 5166647 is 7466615.

5166647 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5166647 - 2⁴ = 5166631 is a prime.

Together with 5166649, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583323 + 2583324.

It is an arithmetic number, because the mean of its divisors is an integer number (2583324).

Almost surely, 2^5166647 is an apocalyptic number.

5166647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166647 is an equidigital number, since it uses as much as digits as its factorization.

5166647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 5166647 is about 2273.0259567370. The cubic root of 5166647 is about 172.8766202386.

Subtracting 5166647 from its reverse (7466615), we obtain a cube (2299968 = 132³).

The spelling of 5166647 in words is "five million, one hundred sixty-six thousand, six hundred forty-seven".