25863203 has 2 divisors, whose sum is σ = 25863204. Its totient is φ = 25863202.

The previous prime is 25863191. The next prime is 25863209. The reversal of 25863203 is 30236852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25863203 - 2¹⁴ = 25846819 is a prime.

It is not a weakly prime, because it can be changed into another prime (25863209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12931601 + 12931602.

It is an arithmetic number, because the mean of its divisors is an integer number (12931602).

Almost surely, 2^25863203 is an apocalyptic number.

25863203 is a deficient number, since it is larger than the sum of its proper divisors (1).

25863203 is an equidigital number, since it uses as much as digits as its factorization.

25863203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 25863203 is about 5085.5877733061. The cubic root of 25863203 is about 295.7291281117.

The spelling of 25863203 in words is "twenty-five million, eight hundred sixty-three thousand, two hundred three".