11113645 has 4 divisors (see below), whose sum is σ = 13336380. Its totient is φ = 8890912.

The previous prime is 11113639. The next prime is 11113657. The reversal of 11113645 is 54631111.

11113645 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 6456681 + 4656964 = 2541^2 + 2158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11113645 is a prime.

It is a super-3 number, since 3×11113645³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111360 + ... + 1111369.

It is an arithmetic number, because the mean of its divisors is an integer number (3334095).

Almost surely, 2^11113645 is an apocalyptic number.

It is an amenable number.

11113645 is a deficient number, since it is larger than the sum of its proper divisors (2222735).

11113645 is an equidigital number, since it uses as much as digits as its factorization.

11113645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222734.

The product of its digits is 360, while the sum is 22.

The square root of 11113645 is about 3333.7133949996. The cubic root of 11113645 is about 223.1612780919.

Adding to 11113645 its reverse (54631111), we get a palindrome (65744756).

The spelling of 11113645 in words is "eleven million, one hundred thirteen thousand, six hundred forty-five".