532056521 has 2 divisors, whose sum is σ = 532056522. Its totient is φ = 532056520.

The previous prime is 532056517. The next prime is 532056523. The reversal of 532056521 is 125650235.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 526243600 + 5812921 = 22940^2 + 2411^2 .

It is a cyclic number.

It is not a de Polignac number, because 532056521 - 2² = 532056517 is a prime.

Together with 532056523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (532056523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266028260 + 266028261.

It is an arithmetic number, because the mean of its divisors is an integer number (266028261).

Almost surely, 2^532056521 is an apocalyptic number.

It is an amenable number.

532056521 is a deficient number, since it is larger than the sum of its proper divisors (1).

532056521 is an equidigital number, since it uses as much as digits as its factorization.

532056521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 532056521 is about 23066.3504048647. The cubic root of 532056521 is about 810.3125964123.

The spelling of 532056521 in words is "five hundred thirty-two million, fifty-six thousand, five hundred twenty-one".