6654653 has 2 divisors, whose sum is σ = 6654654. Its totient is φ = 6654652.

The previous prime is 6654649. The next prime is 6654679. The reversal of 6654653 is 3564566.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4214809 + 2439844 = 2053^2 + 1562^2 .

It is a cyclic number.

It is not a de Polignac number, because 6654653 - 2² = 6654649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6654643) 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, 3327326 + 3327327.

It is an arithmetic number, because the mean of its divisors is an integer number (3327327).

Almost surely, 2^6654653 is an apocalyptic number.

It is an amenable number.

6654653 is a deficient number, since it is larger than the sum of its proper divisors (1).

6654653 is an equidigital number, since it uses as much as digits as its factorization.

6654653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 35.

The square root of 6654653 is about 2579.6614118911. The cubic root of 6654653 is about 188.0940848674.

The spelling of 6654653 in words is "six million, six hundred fifty-four thousand, six hundred fifty-three".