11131304 has 8 divisors (see below), whose sum is σ = 20871210. Its totient is φ = 5565648.

The previous prime is 11131279. The next prime is 11131327. The reversal of 11131304 is 40313111.

11131304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6300100 + 4831204 = 2510^2 + 2198^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695699 + ... + 695714.

Almost surely, 2^11131304 is an apocalyptic number.

It is an amenable number.

11131304 is a deficient number, since it is larger than the sum of its proper divisors (9739906).

11131304 is a wasteful number, since it uses less digits than its factorization.

11131304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391419 (or 1391415 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 11131304 is about 3336.3608917502. The cubic root of 11131304 is about 223.2794127395.

Adding to 11131304 its reverse (40313111), we get a palindrome (51444415).

The spelling of 11131304 in words is "eleven million, one hundred thirty-one thousand, three hundred four".