23203163 has 2 divisors, whose sum is σ = 23203164. Its totient is φ = 23203162.

The previous prime is 23203153. The next prime is 23203177. The reversal of 23203163 is 36130232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23203163 - 2⁶ = 23203099 is a prime.

It is not a weakly prime, because it can be changed into another prime (23203153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11601581 + 11601582.

It is an arithmetic number, because the mean of its divisors is an integer number (11601582).

Almost surely, 2^23203163 is an apocalyptic number.

23203163 is a deficient number, since it is larger than the sum of its proper divisors (1).

23203163 is an equidigital number, since it uses as much as digits as its factorization.

23203163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 23203163 is about 4816.9661613925. The cubic root of 23203163 is about 285.2215902604.

Adding to 23203163 its reverse (36130232), we get a palindrome (59333395).

The spelling of 23203163 in words is "twenty-three million, two hundred three thousand, one hundred sixty-three".