5047643 has 2 divisors, whose sum is σ = 5047644. Its totient is φ = 5047642.

The previous prime is 5047639. The next prime is 5047661. The reversal of 5047643 is 3467405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5047643 - 2² = 5047639 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5047663) 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, 2523821 + 2523822.

It is an arithmetic number, because the mean of its divisors is an integer number (2523822).

Almost surely, 2^5047643 is an apocalyptic number.

5047643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5047643 is an equidigital number, since it uses as much as digits as its factorization.

5047643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 5047643 is about 2246.6960186015. The cubic root of 5047643 is about 171.5390012363.

The spelling of 5047643 in words is "five million, forty-seven thousand, six hundred forty-three".