23115263 has 2 divisors, whose sum is σ = 23115264. Its totient is φ = 23115262.

The previous prime is 23115259. The next prime is 23115271. The reversal of 23115263 is 36251132.

23115263 is nontrivially palindromic in base 14.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23115263 - 2² = 23115259 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23115203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11557631 + 11557632.

It is an arithmetic number, because the mean of its divisors is an integer number (11557632).

Almost surely, 2^23115263 is an apocalyptic number.

23115263 is a deficient number, since it is larger than the sum of its proper divisors (1).

23115263 is an equidigital number, since it uses as much as digits as its factorization.

23115263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 23115263 is about 4807.8335037728. The cubic root of 23115263 is about 284.8609684035.

Adding to 23115263 its reverse (36251132), we get a palindrome (59366395).

The spelling of 23115263 in words is "twenty-three million, one hundred fifteen thousand, two hundred sixty-three".