23206523 has 2 divisors, whose sum is σ = 23206524. Its totient is φ = 23206522.

The previous prime is 23206501. The next prime is 23206531. The reversal of 23206523 is 32560232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23206523 - 2¹⁰ = 23205499 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23200523) 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, 11603261 + 11603262.

It is an arithmetic number, because the mean of its divisors is an integer number (11603262).

Almost surely, 2^23206523 is an apocalyptic number.

23206523 is a deficient number, since it is larger than the sum of its proper divisors (1).

23206523 is an equidigital number, since it uses as much as digits as its factorization.

23206523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 23206523 is about 4817.3149160087. The cubic root of 23206523 is about 285.2353570371.

Adding to 23206523 its reverse (32560232), we get a palindrome (55766755).

The spelling of 23206523 in words is "twenty-three million, two hundred six thousand, five hundred twenty-three".