11440123 has 12 divisors (see below), whose sum is σ = 12096448. Its totient is φ = 10815840.

The previous prime is 11440097. The next prime is 11440127. The reversal of 11440123 is 32104411.

It is a de Polignac number, because none of the positive numbers 2^k-11440123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11440097 and 11440106.

It is not an unprimeable number, because it can be changed into a prime (11440127) 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 11 ways as a sum of consecutive naturals, for example, 51190 + ... + 51412.

Almost surely, 2^11440123 is an apocalyptic number.

11440123 is a deficient number, since it is larger than the sum of its proper divisors (656325).

11440123 is an equidigital number, since it uses as much as digits as its factorization.

11440123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11440123 is about 3382.3250878649. The cubic root of 11440123 is about 225.3254418086.

Adding to 11440123 its reverse (32104411), we get a palindrome (43544534).

The spelling of 11440123 in words is "eleven million, four hundred forty thousand, one hundred twenty-three".