1144123 has 4 divisors (see below), whose sum is σ = 1204360. Its totient is φ = 1083888.

The previous prime is 1144103. The next prime is 1144139. The reversal of 1144123 is 3214411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144097 and 1144106.

It is not an unprimeable number, because it can be changed into a prime (1144103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30090 + ... + 30127.

It is an arithmetic number, because the mean of its divisors is an integer number (301090).

2^1144123 is an apocalyptic number.

1144123 is a deficient number, since it is larger than the sum of its proper divisors (60237).

1144123 is an equidigital number, since it uses as much as digits as its factorization.

1144123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60236.

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

The square root of 1144123 is about 1069.6368542641. The cubic root of 1144123 is about 104.5901787907.

Adding to 1144123 its reverse (3214411), we get a palindrome (4358534).

The spelling of 1144123 in words is "one million, one hundred forty-four thousand, one hundred twenty-three".