11190904 has 8 divisors (see below), whose sum is σ = 20982960. Its totient is φ = 5595448.

The previous prime is 11190899. The next prime is 11190911. The reversal of 11190904 is 40909111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699424 + ... + 699439.

It is an arithmetic number, because the mean of its divisors is an integer number (2622870).

Almost surely, 2^11190904 is an apocalyptic number.

It is an amenable number.

11190904 is a deficient number, since it is larger than the sum of its proper divisors (9792056).

11190904 is a wasteful number, since it uses less digits than its factorization.

11190904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398869 (or 1398865 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 11190904 is about 3345.2808551749. The cubic root of 11190904 is about 223.6772029964.

The spelling of 11190904 in words is "eleven million, one hundred ninety thousand, nine hundred four".