11163604 has 6 divisors (see below), whose sum is σ = 19536314. Its totient is φ = 5581800.

The previous prime is 11163601. The next prime is 11163613. The reversal of 11163604 is 40636111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7851204 + 3312400 = 2802^2 + 1820^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11163601) by changing a digit.

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, 1395447 + ... + 1395454.

Almost surely, 2^11163604 is an apocalyptic number.

It is an amenable number.

11163604 is a deficient number, since it is larger than the sum of its proper divisors (8372710).

11163604 is a wasteful number, since it uses less digits than its factorization.

11163604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790905 (or 2790903 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11163604 is about 3341.1979887460. The cubic root of 11163604 is about 223.4951694492.

Adding to 11163604 its reverse (40636111), we get a palindrome (51799715).

The spelling of 11163604 in words is "eleven million, one hundred sixty-three thousand, six hundred four".