4166651 has 2 divisors, whose sum is σ = 4166652. Its totient is φ = 4166650.

The previous prime is 4166647. The next prime is 4166671. The reversal of 4166651 is 1566614.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4166651 - 2² = 4166647 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4166641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2083325 + 2083326.

It is an arithmetic number, because the mean of its divisors is an integer number (2083326).

Almost surely, 2^4166651 is an apocalyptic number.

4166651 is a deficient number, since it is larger than the sum of its proper divisors (1).

4166651 is an equidigital number, since it uses as much as digits as its factorization.

4166651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 4166651 is about 2041.2376147818. The cubic root of 4166651 is about 160.9146957540.

The spelling of 4166651 in words is "four million, one hundred sixty-six thousand, six hundred fifty-one".