4165963 has 2 divisors, whose sum is σ = 4165964. Its totient is φ = 4165962.

The previous prime is 4165961. The next prime is 4165979. The reversal of 4165963 is 3695614.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4165963 - 2¹ = 4165961 is a prime.

Together with 4165961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4165961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082981 + 2082982.

It is an arithmetic number, because the mean of its divisors is an integer number (2082982).

Almost surely, 2^4165963 is an apocalyptic number.

4165963 is a deficient number, since it is larger than the sum of its proper divisors (1).

4165963 is an equidigital number, since it uses as much as digits as its factorization.

4165963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 34.

The square root of 4165963 is about 2041.0690826133. The cubic root of 4165963 is about 160.9058384883.

The spelling of 4165963 in words is "four million, one hundred sixty-five thousand, nine hundred sixty-three".