252516529 has 2 divisors, whose sum is σ = 252516530. Its totient is φ = 252516528.

The previous prime is 252516497. The next prime is 252516569. The reversal of 252516529 is 925615252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249008400 + 3508129 = 15780^2 + 1873^2 .

It is a cyclic number.

It is not a de Polignac number, because 252516529 - 2⁵ = 252516497 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (252516569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126258264 + 126258265.

It is an arithmetic number, because the mean of its divisors is an integer number (126258265).

Almost surely, 2^252516529 is an apocalyptic number.

It is an amenable number.

252516529 is a deficient number, since it is larger than the sum of its proper divisors (1).

252516529 is an equidigital number, since it uses as much as digits as its factorization.

252516529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 37.

The square root of 252516529 is about 15890.7686724085. The cubic root of 252516529 is about 632.0672238286.

The spelling of 252516529 in words is "two hundred fifty-two million, five hundred sixteen thousand, five hundred twenty-nine".