11388908 has 6 divisors (see below), whose sum is σ = 19930596. Its totient is φ = 5694452.

The previous prime is 11388907. The next prime is 11388913. The reversal of 11388908 is 80988311.

It is not an unprimeable number, because it can be changed into a prime (11388901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1423610 + ... + 1423617.

It is an arithmetic number, because the mean of its divisors is an integer number (3321766).

Almost surely, 2^11388908 is an apocalyptic number.

It is an amenable number.

11388908 is a deficient number, since it is larger than the sum of its proper divisors (8541688).

11388908 is a wasteful number, since it uses less digits than its factorization.

11388908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847231 (or 2847229 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 38.

The square root of 11388908 is about 3374.7456200431. The cubic root of 11388908 is about 224.9886940821.

The spelling of 11388908 in words is "eleven million, three hundred eighty-eight thousand, nine hundred eight".