3561340613 has 8 divisors (see below), whose sum is σ = 3717555960. Its totient is φ = 3408281280.

The previous prime is 3561340609. The next prime is 3561340633. The reversal of 3561340613 is 3160431653.

3561340613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 782153089 + 2779187524 = 27967^2 + 52718^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3561340613 - 2² = 3561340609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3561340613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561340603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786698 + ... + 791211.

It is an arithmetic number, because the mean of its divisors is an integer number (464694495).

Almost surely, 2^3561340613 is an apocalyptic number.

It is an amenable number.

3561340613 is a deficient number, since it is larger than the sum of its proper divisors (156215347).

3561340613 is a wasteful number, since it uses less digits than its factorization.

3561340613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578007.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 3561340613 is about 59676.9688657190. The cubic root of 3561340613 is about 1527.1129879039.

The spelling of 3561340613 in words is "three billion, five hundred sixty-one million, three hundred forty thousand, six hundred thirteen".