11388875 has 16 divisors (see below), whose sum is σ = 14320800. Its totient is φ = 9042400.

The previous prime is 11388869. The next prime is 11388893. The reversal of 11388875 is 57888311.

It is not a de Polignac number, because 11388875 - 2²⁰ = 10340299 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22121 + ... + 22629.

It is an arithmetic number, because the mean of its divisors is an integer number (895050).

Almost surely, 2^11388875 is an apocalyptic number.

11388875 is a deficient number, since it is larger than the sum of its proper divisors (2931925).

11388875 is an equidigital number, since it uses as much as digits as its factorization.

11388875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 693 counting only the distinct ones).

The product of its digits is 53760, while the sum is 41.

The square root of 11388875 is about 3374.7407307821. The cubic root of 11388875 is about 224.9884767761.

It can be divided in two parts, 113 and 88875, that added together give a palindrome (88988).

The spelling of 11388875 in words is "eleven million, three hundred eighty-eight thousand, eight hundred seventy-five".