5661135113 has 4 divisors (see below), whose sum is σ = 5681139408. Its totient is φ = 5641130820.

The previous prime is 5661135097. The next prime is 5661135169. The reversal of 5661135113 is 3115311665.

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.

It is a cyclic number.

It is not a de Polignac number, because 5661135113 - 2⁴ = 5661135097 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 5661135113.

It is not an unprimeable number, because it can be changed into a prime (5661135313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10001723 + ... + 10002288.

It is an arithmetic number, because the mean of its divisors is an integer number (1420284852).

Almost surely, 2^5661135113 is an apocalyptic number.

It is an amenable number.

5661135113 is a deficient number, since it is larger than the sum of its proper divisors (20004295).

5661135113 is a wasteful number, since it uses less digits than its factorization.

5661135113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20004294.

The product of its digits is 8100, while the sum is 32.

The square root of 5661135113 is about 75240.5151032341. The cubic root of 5661135113 is about 1782.2467854541.

Adding to 5661135113 its reverse (3115311665), we get a palindrome (8776446778).

The spelling of 5661135113 in words is "five billion, six hundred sixty-one million, one hundred thirty-five thousand, one hundred thirteen".