11475645 has 8 divisors (see below), whose sum is σ = 18361056. Its totient is φ = 6120336.

The previous prime is 11475631. The next prime is 11475647. The reversal of 11475645 is 54657411.

11475645 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11475645 - 2⁹ = 11475133 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11475647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382507 + ... + 382536.

It is an arithmetic number, because the mean of its divisors is an integer number (2295132).

Almost surely, 2^11475645 is an apocalyptic number.

11475645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11475645 is a deficient number, since it is larger than the sum of its proper divisors (6885411).

11475645 is an equidigital number, since it uses as much as digits as its factorization.

11475645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765051.

The product of its digits is 16800, while the sum is 33.

The square root of 11475645 is about 3387.5721394533. The cubic root of 11475645 is about 225.5584154213.

The spelling of 11475645 in words is "eleven million, four hundred seventy-five thousand, six hundred forty-five".