11005603304 has 16 divisors (see below), whose sum is σ = 20658271200. Its totient is φ = 5496730992.

The previous prime is 11005603303. The next prime is 11005603333. The reversal of 11005603304 is 40330650011.

It is a happy number.

It is a super-2 number, since 2×11005603304² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11005603304.

It is not an unprimeable number, because it can be changed into a prime (11005603303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751124 + ... + 765635.

It is an arithmetic number, because the mean of its divisors is an integer number (1291141950).

Almost surely, 2^11005603304 is an apocalyptic number.

It is an amenable number.

11005603304 is a deficient number, since it is larger than the sum of its proper divisors (9652667896).

11005603304 is a wasteful number, since it uses less digits than its factorization.

11005603304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517672 (or 1517668 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The spelling of 11005603304 in words is "eleven billion, five million, six hundred three thousand, three hundred four".