652827521 has 2 divisors, whose sum is σ = 652827522. Its totient is φ = 652827520.

The previous prime is 652827491. The next prime is 652827533. The reversal of 652827521 is 125728256.

652827521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 650811121 + 2016400 = 25511^2 + 1420^2 .

It is a cyclic number.

It is not a de Polignac number, because 652827521 - 2²² = 648633217 is a prime.

It is not a weakly prime, because it can be changed into another prime (652827541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326413760 + 326413761.

It is an arithmetic number, because the mean of its divisors is an integer number (326413761).

Almost surely, 2^652827521 is an apocalyptic number.

It is an amenable number.

652827521 is a deficient number, since it is larger than the sum of its proper divisors (1).

652827521 is an equidigital number, since it uses as much as digits as its factorization.

652827521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 38.

The square root of 652827521 is about 25550.4896430577. The cubic root of 652827521 is about 867.4933444664.

The spelling of 652827521 in words is "six hundred fifty-two million, eight hundred twenty-seven thousand, five hundred twenty-one".