11113123 has 8 divisors (see below), whose sum is σ = 12798720. Its totient is φ = 9452040.

The previous prime is 11113111. The next prime is 11113129. The reversal of 11113123 is 32131111.

11113123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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-11113123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113129) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 5143 + ... + 6976.

It is an arithmetic number, because the mean of its divisors is an integer number (1599840).

Almost surely, 2^11113123 is an apocalyptic number.

11113123 is a deficient number, since it is larger than the sum of its proper divisors (1685597).

11113123 is a wasteful number, since it uses less digits than its factorization.

11113123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12257.

The product of its digits is 18, while the sum is 13.

The square root of 11113123 is about 3333.6351030069. The cubic root of 11113123 is about 223.1577841284.

Adding to 11113123 its reverse (32131111), we get a palindrome (43244234).

It can be divided in two parts, 11113 and 123, that added together give a square (11236 = 106²).

The spelling of 11113123 in words is "eleven million, one hundred thirteen thousand, one hundred twenty-three".