11478133 has 4 divisors (see below), whose sum is σ = 11568640. Its totient is φ = 11387628.

The previous prime is 11478101. The next prime is 11478143. The reversal of 11478133 is 33187411.

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 11478133 - 2⁵ = 11478101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11478143) 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, 45063 + ... + 45316.

It is an arithmetic number, because the mean of its divisors is an integer number (2892160).

Almost surely, 2^11478133 is an apocalyptic number.

It is an amenable number.

11478133 is a deficient number, since it is larger than the sum of its proper divisors (90507).

11478133 is an equidigital number, since it uses as much as digits as its factorization.

11478133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90506.

The product of its digits is 2016, while the sum is 28.

The square root of 11478133 is about 3387.9393442032. The cubic root of 11478133 is about 225.5747151235.

It can be divided in two parts, 11478 and 133, that added together give a palindrome (11611).

The spelling of 11478133 in words is "eleven million, four hundred seventy-eight thousand, one hundred thirty-three".