25255163 has 2 divisors, whose sum is σ = 25255164. Its totient is φ = 25255162.

The previous prime is 25255141. The next prime is 25255169. The reversal of 25255163 is 36155252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25255163 - 2⁶ = 25255099 is a prime.

It is not a weakly prime, because it can be changed into another prime (25255169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627581 + 12627582.

It is an arithmetic number, because the mean of its divisors is an integer number (12627582).

Almost surely, 2^25255163 is an apocalyptic number.

25255163 is a deficient number, since it is larger than the sum of its proper divisors (1).

25255163 is an equidigital number, since it uses as much as digits as its factorization.

25255163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 29.

The square root of 25255163 is about 5025.4515220028. The cubic root of 25255163 is about 293.3932099130.

The spelling of 25255163 in words is "twenty-five million, two hundred fifty-five thousand, one hundred sixty-three".