3720528241 has 2 divisors, whose sum is σ = 3720528242. Its totient is φ = 3720528240.

The previous prime is 3720528181. The next prime is 3720528257. The reversal of 3720528241 is 1428250273.

It is a happy number.

3720528241 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., 2352638016 + 1367890225 = 48504^2 + 36985^2 .

It is a cyclic number.

It is not a de Polignac number, because 3720528241 - 2⁷ = 3720528113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3720528197 and 3720528206.

It is not a weakly prime, because it can be changed into another prime (3720528041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1860264120 + 1860264121.

It is an arithmetic number, because the mean of its divisors is an integer number (1860264121).

Almost surely, 2^3720528241 is an apocalyptic number.

It is an amenable number.

3720528241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3720528241 is an equidigital number, since it uses as much as digits as its factorization.

3720528241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 3720528241 is about 60996.1330003796. The cubic root of 3720528241 is about 1549.5355168766.

The spelling of 3720528241 in words is "three billion, seven hundred twenty million, five hundred twenty-eight thousand, two hundred forty-one".