3545129509 has 2 divisors, whose sum is σ = 3545129510. Its totient is φ = 3545129508.

The previous prime is 3545129437. The next prime is 3545129557. The reversal of 3545129509 is 9059215453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3506416225 + 38713284 = 59215^2 + 6222^2 .

It is an emirp because it is prime and its reverse (9059215453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3545129509 - 2⁹ = 3545128997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3545129209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1772564754 + 1772564755.

It is an arithmetic number, because the mean of its divisors is an integer number (1772564755).

Almost surely, 2^3545129509 is an apocalyptic number.

It is an amenable number.

3545129509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545129509 is an equidigital number, since it uses as much as digits as its factorization.

3545129509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 43.

The square root of 3545129509 is about 59540.9901580415. The cubic root of 3545129509 is about 1524.7923406574.

The spelling of 3545129509 in words is "three billion, five hundred forty-five million, one hundred twenty-nine thousand, five hundred nine".