2505163 has 2 divisors, whose sum is σ = 2505164. Its totient is φ = 2505162.

The previous prime is 2505161. The next prime is 2505187. The reversal of 2505163 is 3615052.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2505163 - 2¹ = 2505161 is a prime.

Together with 2505161, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2505161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252581 + 1252582.

It is an arithmetic number, because the mean of its divisors is an integer number (1252582).

2^2505163 is an apocalyptic number.

2505163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505163 is an equidigital number, since it uses as much as digits as its factorization.

2505163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2505163 is about 1582.7706719547. The cubic root of 2505163 is about 135.8142468404.

The spelling of 2505163 in words is "two million, five hundred five thousand, one hundred sixty-three".