11113670065 has 4 divisors (see below), whose sum is σ = 13336404084. Its totient is φ = 8890936048.

The previous prime is 11113670039. The next prime is 11113670069. The reversal of 11113670065 is 56007631111.

11113670065 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 1630221376 + 9483448689 = 40376^2 + 97383^2 .

It is a cyclic number.

It is not a de Polignac number, because 11113670065 - 2³¹ = 8966186417 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113670069) 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 3 ways as a sum of consecutive naturals, for example, 1111367002 + ... + 1111367011.

It is an arithmetic number, because the mean of its divisors is an integer number (3334101021).

Almost surely, 2^11113670065 is an apocalyptic number.

It is an amenable number.

11113670065 is a deficient number, since it is larger than the sum of its proper divisors (2222734019).

11113670065 is an equidigital number, since it uses as much as digits as its factorization.

11113670065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222734018.

The product of its (nonzero) digits is 3780, while the sum is 31.

The spelling of 11113670065 in words is "eleven billion, one hundred thirteen million, six hundred seventy thousand, sixty-five".