11788123 has 8 divisors (see below), whose sum is σ = 12912480. Its totient is φ = 10711680.

The previous prime is 11788111. The next prime is 11788129. The reversal of 11788123 is 32188711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11788123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11788129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11463 + ... + 12448.

It is an arithmetic number, because the mean of its divisors is an integer number (1614060).

Almost surely, 2^11788123 is an apocalyptic number.

11788123 is a deficient number, since it is larger than the sum of its proper divisors (1124357).

11788123 is a wasteful number, since it uses less digits than its factorization.

11788123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23957.

The product of its digits is 2688, while the sum is 31.

The square root of 11788123 is about 3433.3836080462. The cubic root of 11788123 is about 227.5874027166.

It can be divided in two parts, 11788 and 123, that added together give a palindrome (11911).

The spelling of 11788123 in words is "eleven million, seven hundred eighty-eight thousand, one hundred twenty-three".