11440343123 has 8 divisors (see below), whose sum is σ = 12552517296. Its totient is φ = 10340192800.

The previous prime is 11440343041. The next prime is 11440343147. The reversal of 11440343123 is 32134304411.

It is a happy number.

11440343123 is digitally balanced in base 2, 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 not a de Polignac number, because 11440343123 - 2⁸ = 11440342867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11440343092 and 11440343101.

It is not an unprimeable number, because it can be changed into a prime (11440343623) 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, 3003968 + ... + 3007773.

It is an arithmetic number, because the mean of its divisors is an integer number (1569064662).

Almost surely, 2^11440343123 is an apocalyptic number.

11440343123 is a deficient number, since it is larger than the sum of its proper divisors (1112174173).

11440343123 is a wasteful number, since it uses less digits than its factorization.

11440343123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011925.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11440343123 its reverse (32134304411), we get a palindrome (43574647534).

The spelling of 11440343123 in words is "eleven billion, four hundred forty million, three hundred forty-three thousand, one hundred twenty-three".