3251525521 has 2 divisors, whose sum is σ = 3251525522. Its totient is φ = 3251525520.

The previous prime is 3251525509. The next prime is 3251525533. The reversal of 3251525521 is 1255251523.

3251525521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (3251525509) and next prime (3251525533).

It can be written as a sum of positive squares in only one way, i.e., 2847716496 + 403809025 = 53364^2 + 20095^2 .

It is a cyclic number.

It is not a de Polignac number, because 3251525521 - 2²⁹ = 2714654609 is a prime.

It is not a weakly prime, because it can be changed into another prime (3251525591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1625762760 + 1625762761.

It is an arithmetic number, because the mean of its divisors is an integer number (1625762761).

Almost surely, 2^3251525521 is an apocalyptic number.

It is an amenable number.

3251525521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3251525521 is an equidigital number, since it uses as much as digits as its factorization.

3251525521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15000, while the sum is 31.

The square root of 3251525521 is about 57022.1493895135. The cubic root of 3251525521 is about 1481.4797594875.

The spelling of 3251525521 in words is "three billion, two hundred fifty-one million, five hundred twenty-five thousand, five hundred twenty-one".