525252529 has 2 divisors, whose sum is σ = 525252530. Its totient is φ = 525252528.

The previous prime is 525252523. The next prime is 525252547. The reversal of 525252529 is 925252525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 481890304 + 43362225 = 21952^2 + 6585^2 .

It is a cyclic number.

It is not a de Polignac number, because 525252529 - 2³ = 525252521 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (525252521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262626264 + 262626265.

It is an arithmetic number, because the mean of its divisors is an integer number (262626265).

Almost surely, 2^525252529 is an apocalyptic number.

It is an amenable number.

525252529 is a deficient number, since it is larger than the sum of its proper divisors (1).

525252529 is an equidigital number, since it uses as much as digits as its factorization.

525252529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 37.

The square root of 525252529 is about 22918.3884468346. The cubic root of 525252529 is about 806.8436475244.

The spelling of 525252529 in words is "five hundred twenty-five million, two hundred fifty-two thousand, five hundred twenty-nine".