3561352345 has 4 divisors (see below), whose sum is σ = 4273622820. Its totient is φ = 2849081872.

The previous prime is 3561352303. The next prime is 3561352351. The reversal of 3561352345 is 5432531653.

3561352345 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 360848016 + 3200504329 = 18996^2 + 56573^2 .

It is a cyclic number.

It is not a de Polignac number, because 3561352345 - 2⁷ = 3561352217 is a prime.

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, 356135230 + ... + 356135239.

It is an arithmetic number, because the mean of its divisors is an integer number (1068405705).

Almost surely, 2^3561352345 is an apocalyptic number.

It is an amenable number.

3561352345 is a deficient number, since it is larger than the sum of its proper divisors (712270475).

3561352345 is an equidigital number, since it uses as much as digits as its factorization.

3561352345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712270474.

The product of its digits is 162000, while the sum is 37.

The square root of 3561352345 is about 59677.0671615152. The cubic root of 3561352345 is about 1527.1146648070.

Adding to 3561352345 its reverse (5432531653), we get a palindrome (8993883998).

The spelling of 3561352345 in words is "three billion, five hundred sixty-one million, three hundred fifty-two thousand, three hundred forty-five".