23306653 has 2 divisors, whose sum is σ = 23306654. Its totient is φ = 23306652.

The previous prime is 23306641. The next prime is 23306669. The reversal of 23306653 is 35660332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23299929 + 6724 = 4827^2 + 82^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23306653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23306623) 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, 11653326 + 11653327.

It is an arithmetic number, because the mean of its divisors is an integer number (11653327).

Almost surely, 2^23306653 is an apocalyptic number.

It is an amenable number.

23306653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23306653 is an equidigital number, since it uses as much as digits as its factorization.

23306653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 23306653 is about 4827.6964486181. The cubic root of 23306653 is about 285.6450067624.

Adding to 23306653 its reverse (35660332), we get a palindrome (58966985).

The spelling of 23306653 in words is "twenty-three million, three hundred six thousand, six hundred fifty-three".