23309063 has 2 divisors, whose sum is σ = 23309064. Its totient is φ = 23309062.

The previous prime is 23309059. The next prime is 23309089. The reversal of 23309063 is 36090332.

It is an a-pointer prime, because the next prime (23309089) can be obtained adding 23309063 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23309063 - 2² = 23309059 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23309093) 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, 11654531 + 11654532.

It is an arithmetic number, because the mean of its divisors is an integer number (11654532).

Almost surely, 2^23309063 is an apocalyptic number.

23309063 is a deficient number, since it is larger than the sum of its proper divisors (1).

23309063 is an equidigital number, since it uses as much as digits as its factorization.

23309063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 23309063 is about 4827.9460436090. The cubic root of 23309063 is about 285.6548520304.

Adding to 23309063 its reverse (36090332), we get a palindrome (59399395).

The spelling of 23309063 in words is "twenty-three million, three hundred nine thousand, sixty-three".