5666051 has 2 divisors, whose sum is σ = 5666052. Its totient is φ = 5666050.

The previous prime is 5666021. The next prime is 5666053. The reversal of 5666051 is 1506665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5666051 - 2¹⁰ = 5665027 is a prime.

Together with 5666053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5666053) 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, 2833025 + 2833026.

It is an arithmetic number, because the mean of its divisors is an integer number (2833026).

Almost surely, 2^5666051 is an apocalyptic number.

5666051 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666051 is an equidigital number, since it uses as much as digits as its factorization.

5666051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5666051 is about 2380.3468234692. The cubic root of 5666051 is about 178.2762511768.

The spelling of 5666051 in words is "five million, six hundred sixty-six thousand, fifty-one".