525163 has 2 divisors, whose sum is σ = 525164. Its totient is φ = 525162.

The previous prime is 525157. The next prime is 525167. The reversal of 525163 is 361525.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525163 is a prime.

It is not a weakly prime, because it can be changed into another prime (525167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262581 + 262582.

It is an arithmetic number, because the mean of its divisors is an integer number (262582).

2⁵²⁵¹⁶³ is an apocalyptic number.

525163 is a deficient number, since it is larger than the sum of its proper divisors (1).

525163 is an equidigital number, since it uses as much as digits as its factorization.

525163 is an evil number, because the sum of its binary digits is even.

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

The square root of 525163 is about 724.6813092664. The cubic root of 525163 is about 80.6797802903.

Adding to 525163 its reverse (361525), we get a palindrome (886688).

The spelling of 525163 in words is "five hundred twenty-five thousand, one hundred sixty-three".