1113345565 has 8 divisors (see below), whose sum is σ = 1406331360. Its totient is φ = 843798672.

The previous prime is 1113345553. The next prime is 1113345599. The reversal of 1113345565 is 5655433111.

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 1113345565 - 2⁹ = 1113345053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1113345565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5859619 + ... + 5859808.

It is an arithmetic number, because the mean of its divisors is an integer number (175791420).

Almost surely, 2^1113345565 is an apocalyptic number.

It is an amenable number.

1113345565 is a deficient number, since it is larger than the sum of its proper divisors (292985795).

1113345565 is a wasteful number, since it uses less digits than its factorization.

1113345565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11719451.

The product of its digits is 27000, while the sum is 34.

The square root of 1113345565 is about 33366.8333079422. The cubic root of 1113345565 is about 1036.4380005340.

Adding to 1113345565 its reverse (5655433111), we get a palindrome (6768778676).

The spelling of 1113345565 in words is "one billion, one hundred thirteen million, three hundred forty-five thousand, five hundred sixty-five".