48566521 has 2 divisors, whose sum is σ = 48566522. Its totient is φ = 48566520.

The previous prime is 48566519. The next prime is 48566563. The reversal of 48566521 is 12566584.

48566521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47114496 + 1452025 = 6864^2 + 1205^2 .

It is a cyclic number.

It is not a de Polignac number, because 48566521 - 2¹ = 48566519 is a prime.

Together with 48566519, 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 (48563521) 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, 24283260 + 24283261.

It is an arithmetic number, because the mean of its divisors is an integer number (24283261).

Almost surely, 2^48566521 is an apocalyptic number.

It is an amenable number.

48566521 is a deficient number, since it is larger than the sum of its proper divisors (1).

48566521 is an equidigital number, since it uses as much as digits as its factorization.

48566521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 37.

The square root of 48566521 is about 6968.9684315543. The cubic root of 48566521 is about 364.8483037609.

The spelling of 48566521 in words is "forty-eight million, five hundred sixty-six thousand, five hundred twenty-one".