25116163 has 2 divisors, whose sum is σ = 25116164. Its totient is φ = 25116162.

The previous prime is 25116151. The next prime is 25116193. The reversal of 25116163 is 36161152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25116163 - 2⁵ = 25116131 is a prime.

It is not a weakly prime, because it can be changed into another prime (25116193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12558081 + 12558082.

It is an arithmetic number, because the mean of its divisors is an integer number (12558082).

Almost surely, 2^25116163 is an apocalyptic number.

25116163 is a deficient number, since it is larger than the sum of its proper divisors (1).

25116163 is an equidigital number, since it uses as much as digits as its factorization.

25116163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 25.

The square root of 25116163 is about 5011.6028374164. The cubic root of 25116163 is about 292.8539577456.

The spelling of 25116163 in words is "twenty-five million, one hundred sixteen thousand, one hundred sixty-three".