23022953 has 2 divisors, whose sum is σ = 23022954. Its totient is φ = 23022952.

The previous prime is 23022929. The next prime is 23023001. The reversal of 23022953 is 35922032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22915369 + 107584 = 4787^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 23022953 - 2⁸ = 23022697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23021953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11511476 + 11511477.

It is an arithmetic number, because the mean of its divisors is an integer number (11511477).

Almost surely, 2^23022953 is an apocalyptic number.

It is an amenable number.

23022953 is a deficient number, since it is larger than the sum of its proper divisors (1).

23022953 is an equidigital number, since it uses as much as digits as its factorization.

23022953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 23022953 is about 4798.2239422520. The cubic root of 23022953 is about 284.4812683864.

Adding to 23022953 its reverse (35922032), we get a palindrome (58944985).

The spelling of 23022953 in words is "twenty-three million, twenty-two thousand, nine hundred fifty-three".