3561064243 has 12 divisors (see below), whose sum is σ = 3920653800. Its totient is φ = 3232016480.

The previous prime is 3561064237. The next prime is 3561064253. The reversal of 3561064243 is 3424601653.

It is not a de Polignac number, because 3561064243 - 2⁹ = 3561063731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3561064199 and 3561064208.

It is not an unprimeable number, because it can be changed into a prime (3561064253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50808 + ... + 98506.

It is an arithmetic number, because the mean of its divisors is an integer number (326721150).

Almost surely, 2^3561064243 is an apocalyptic number.

3561064243 is a deficient number, since it is larger than the sum of its proper divisors (359589557).

3561064243 is a wasteful number, since it uses less digits than its factorization.

3561064243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48338 (or 48327 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 3561064243 is about 59674.6532708821. The cubic root of 3561064243 is about 1527.0734841345.

Adding to 3561064243 its reverse (3424601653), we get a palindrome (6985665896).

The spelling of 3561064243 in words is "three billion, five hundred sixty-one million, sixty-four thousand, two hundred forty-three".