5406647 has 2 divisors, whose sum is σ = 5406648. Its totient is φ = 5406646.

The previous prime is 5406641. The next prime is 5406649. The reversal of 5406647 is 7466045.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5406647 is a prime.

Together with 5406649, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5406641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2703323 + 2703324.

It is an arithmetic number, because the mean of its divisors is an integer number (2703324).

Almost surely, 2^5406647 is an apocalyptic number.

5406647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406647 is an equidigital number, since it uses as much as digits as its factorization.

5406647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 5406647 is about 2325.2197745590. The cubic root of 5406647 is about 175.5130197617.

The spelling of 5406647 in words is "five million, four hundred six thousand, six hundred forty-seven".