3521355109 has 2 divisors, whose sum is σ = 3521355110. Its totient is φ = 3521355108.

The previous prime is 3521355049. The next prime is 3521355137. The reversal of 3521355109 is 9015531253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3424824484 + 96530625 = 58522^2 + 9825^2 .

It is a cyclic number.

It is not a de Polignac number, because 3521355109 - 2¹⁷ = 3521224037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3521355179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760677554 + 1760677555.

It is an arithmetic number, because the mean of its divisors is an integer number (1760677555).

Almost surely, 2^3521355109 is an apocalyptic number.

It is an amenable number.

3521355109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3521355109 is an equidigital number, since it uses as much as digits as its factorization.

3521355109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 34.

The square root of 3521355109 is about 59341.0069766262. The cubic root of 3521355109 is about 1521.3761643779.

The spelling of 3521355109 in words is "three billion, five hundred twenty-one million, three hundred fifty-five thousand, one hundred nine".