11512328 has 64 divisors (see below), whose sum is σ = 24624000. Its totient is φ = 5018112.

The previous prime is 11512301. The next prime is 11512331. The reversal of 11512328 is 82321511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129308 + ... + 129396.

It is an arithmetic number, because the mean of its divisors is an integer number (384750).

Almost surely, 2^11512328 is an apocalyptic number.

It is an amenable number.

11512328 is an abundant number, since it is smaller than the sum of its proper divisors (13111672).

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

11512328 is a wasteful number, since it uses less digits than its factorization.

11512328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 170 counting only the distinct ones).

The product of its digits is 480, while the sum is 23.

The square root of 11512328 is about 3392.9821691250. The cubic root of 11512328 is about 225.7984994891.

Adding to 11512328 its reverse (82321511), we get a palindrome (93833839).

The spelling of 11512328 in words is "eleven million, five hundred twelve thousand, three hundred twenty-eight".