25203263 has 2 divisors, whose sum is σ = 25203264. Its totient is φ = 25203262.

The previous prime is 25203257. The next prime is 25203281. The reversal of 25203263 is 36230252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25203263 - 2⁸ = 25203007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25203293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12601631 + 12601632.

It is an arithmetic number, because the mean of its divisors is an integer number (12601632).

Almost surely, 2^25203263 is an apocalyptic number.

25203263 is a deficient number, since it is larger than the sum of its proper divisors (1).

25203263 is an equidigital number, since it uses as much as digits as its factorization.

25203263 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 25203263 is about 5020.2851512638. The cubic root of 25203263 is about 293.1920952575.

The spelling of 25203263 in words is "twenty-five million, two hundred three thousand, two hundred sixty-three".