11478 has 8 divisors (see below), whose sum is σ = 22968. Its totient is φ = 3824.

The previous prime is 11471. The next prime is 11483. The reversal of 11478 is 87411.

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

11478 is an admirable number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11471) by changing a digit.

11478 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951 + ... + 962.

It is an arithmetic number, because the mean of its divisors is an integer number (2871).

2¹¹⁴⁷⁸ is an apocalyptic number.

11478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11484).

11478 is a wasteful number, since it uses less digits than its factorization.

11478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918.

The product of its digits is 224, while the sum is 21.

The square root of 11478 is about 107.1354283139. The cubic root of 11478 is about 22.5573843857.

Adding to 11478 its reverse (87411), we get a palindrome (98889).

The spelling of 11478 in words is "eleven thousand, four hundred seventy-eight".