32130529 has 2 divisors, whose sum is σ = 32130530. Its totient is φ = 32130528.

The previous prime is 32130523. The next prime is 32130551. The reversal of 32130529 is 92503123.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21372129 + 10758400 = 4623^2 + 3280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32130529 is a prime.

It is not a weakly prime, because it can be changed into another prime (32130523) 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, 16065264 + 16065265.

It is an arithmetic number, because the mean of its divisors is an integer number (16065265).

Almost surely, 2^32130529 is an apocalyptic number.

It is an amenable number.

32130529 is a deficient number, since it is larger than the sum of its proper divisors (1).

32130529 is an equidigital number, since it uses as much as digits as its factorization.

32130529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 32130529 is about 5668.3797508636. The cubic root of 32130529 is about 317.9112953540.

The spelling of 32130529 in words is "thirty-two million, one hundred thirty thousand, five hundred twenty-nine".