2566163 has 2 divisors, whose sum is σ = 2566164. Its totient is φ = 2566162.

The previous prime is 2566141. The next prime is 2566171. The reversal of 2566163 is 3616652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2566163 - 2⁸ = 2565907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2566183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1283081 + 1283082.

It is an arithmetic number, because the mean of its divisors is an integer number (1283082).

2^2566163 is an apocalyptic number.

2566163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566163 is an equidigital number, since it uses as much as digits as its factorization.

2566163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 2566163 is about 1601.9247797572. The cubic root of 2566163 is about 136.9077646520.

The spelling of 2566163 in words is "two million, five hundred sixty-six thousand, one hundred sixty-three".