3505522045 has 4 divisors (see below), whose sum is σ = 4206626460. Its totient is φ = 2804417632.

The previous prime is 3505521997. The next prime is 3505522057. The reversal of 3505522045 is 5402255053.

It is a happy number.

3505522045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 502701241 + 3002820804 = 22421^2 + 54798^2 .

It is a cyclic number.

It is not a de Polignac number, because 3505522045 - 2⁷ = 3505521917 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3505521998 and 3505522016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350552200 + ... + 350552209.

It is an arithmetic number, because the mean of its divisors is an integer number (1051656615).

Almost surely, 2^3505522045 is an apocalyptic number.

It is an amenable number.

3505522045 is a deficient number, since it is larger than the sum of its proper divisors (701104415).

3505522045 is an equidigital number, since it uses as much as digits as its factorization.

3505522045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701104414.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 3505522045 is about 59207.4492357170. The cubic root of 3505522045 is about 1519.0925511822.

Adding to 3505522045 its reverse (5402255053), we get a palindrome (8907777098).

The spelling of 3505522045 in words is "three billion, five hundred five million, five hundred twenty-two thousand, forty-five".