11380312 has 16 divisors (see below), whose sum is σ = 21915360. Its totient is φ = 5536224.

The previous prime is 11380309. The next prime is 11380321. The reversal of 11380312 is 21308311.

11380312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11380312.

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, 18928 + ... + 19519.

It is an arithmetic number, because the mean of its divisors is an integer number (1369710).

Almost surely, 2^11380312 is an apocalyptic number.

It is an amenable number.

11380312 is a deficient number, since it is larger than the sum of its proper divisors (10535048).

11380312 is a wasteful number, since it uses less digits than its factorization.

11380312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38490 (or 38486 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11380312 is about 3373.4718021646. The cubic root of 11380312 is about 224.9320749695.

Adding to 11380312 its reverse (21308311), we get a palindrome (32688623).

The spelling of 11380312 in words is "eleven million, three hundred eighty thousand, three hundred twelve".