3529135609 has 4 divisors (see below), whose sum is σ = 3552507520. Its totient is φ = 3505763700.

The previous prime is 3529135607. The next prime is 3529135613. The reversal of 3529135609 is 9065319253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9065319253 = 197 ⋅46016849.

It is a cyclic number.

It is not a de Polignac number, because 3529135609 - 2¹ = 3529135607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3529135607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11685729 + ... + 11686030.

It is an arithmetic number, because the mean of its divisors is an integer number (888126880).

Almost surely, 2^3529135609 is an apocalyptic number.

It is an amenable number.

3529135609 is a deficient number, since it is larger than the sum of its proper divisors (23371911).

3529135609 is a wasteful number, since it uses less digits than its factorization.

3529135609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23371910.

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 3529135609 is about 59406.5283365389. The cubic root of 3529135609 is about 1522.4958431657.

The spelling of 3529135609 in words is "three billion, five hundred twenty-nine million, one hundred thirty-five thousand, six hundred nine".