11003312 has 10 divisors (see below), whose sum is σ = 21318948. Its totient is φ = 5501648.

The previous prime is 11003303. The next prime is 11003329. The reversal of 11003312 is 21330011.

It is a junction number, because it is equal to n+sod(n) for n = 11003293 and 11003302.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 343838 + ... + 343869.

Almost surely, 2^11003312 is an apocalyptic number.

It is an amenable number.

11003312 is a deficient number, since it is larger than the sum of its proper divisors (10315636).

11003312 is an equidigital number, since it uses as much as digits as its factorization.

11003312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687715 (or 687709 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 11003312 is about 3317.1240555638. The cubic root of 11003312 is about 222.4203274900.

Adding to 11003312 its reverse (21330011), we get a palindrome (32333323).

The spelling of 11003312 in words is "eleven million, three thousand, three hundred twelve".