23201263 has 2 divisors, whose sum is σ = 23201264. Its totient is φ = 23201262.

The previous prime is 23201251. The next prime is 23201267. The reversal of 23201263 is 36210232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23201263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23201263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23201267) 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, 11600631 + 11600632.

It is an arithmetic number, because the mean of its divisors is an integer number (11600632).

Almost surely, 2^23201263 is an apocalyptic number.

23201263 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201263 is an equidigital number, since it uses as much as digits as its factorization.

23201263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23201263 is about 4816.7689377839. The cubic root of 23201263 is about 285.2138048877.

Adding to 23201263 its reverse (36210232), we get a palindrome (59411495).

The spelling of 23201263 in words is "twenty-three million, two hundred one thousand, two hundred sixty-three".