201130529 has 2 divisors, whose sum is σ = 201130530. Its totient is φ = 201130528.

The previous prime is 201130459. The next prime is 201130547. The reversal of 201130529 is 925031102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109411600 + 91718929 = 10460^2 + 9577^2 .

It is a cyclic number.

It is not a de Polignac number, because 201130529 - 2⁸ = 201130273 is a prime.

It is equal to p_11138162 and since 201130529 and 11138162 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (201130229) 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, 100565264 + 100565265.

It is an arithmetic number, because the mean of its divisors is an integer number (100565265).

Almost surely, 2^201130529 is an apocalyptic number.

It is an amenable number.

201130529 is a deficient number, since it is larger than the sum of its proper divisors (1).

201130529 is an equidigital number, since it uses as much as digits as its factorization.

201130529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 201130529 is about 14182.0495345348. The cubic root of 201130529 is about 585.9033735464.

The spelling of 201130529 in words is "two hundred one million, one hundred thirty thousand, five hundred twenty-nine".