2066653 has 2 divisors, whose sum is σ = 2066654. Its totient is φ = 2066652.

The previous prime is 2066641. The next prime is 2066681. The reversal of 2066653 is 3566602.

It is an a-pointer prime, because the next prime (2066681) can be obtained adding 2066653 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1923769 + 142884 = 1387^2 + 378^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066683) 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, 1033326 + 1033327.

It is an arithmetic number, because the mean of its divisors is an integer number (1033327).

2^2066653 is an apocalyptic number.

It is an amenable number.

2066653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066653 is an equidigital number, since it uses as much as digits as its factorization.

2066653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2066653 is about 1437.5858235250. The cubic root of 2066653 is about 127.3764637082.

It can be divided in two parts, 206 and 6653, that added together give a cube (6859 = 19³).

The spelling of 2066653 in words is "two million, sixty-six thousand, six hundred fifty-three".