4112144123 has 4 divisors (see below), whose sum is σ = 4112696400. Its totient is φ = 4111591848.

The previous prime is 4112144119. The next prime is 4112144129. The reversal of 4112144123 is 3214412114.

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

It is a cyclic number.

It is not a de Polignac number, because 4112144123 - 2² = 4112144119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4112144129) 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, 264815 + ... + 279912.

It is an arithmetic number, because the mean of its divisors is an integer number (1028174100).

Almost surely, 2^4112144123 is an apocalyptic number.

4112144123 is a deficient number, since it is larger than the sum of its proper divisors (552277).

4112144123 is an equidigital number, since it uses as much as digits as its factorization.

4112144123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552276.

The product of its digits is 768, while the sum is 23.

The square root of 4112144123 is about 64126.0019258959. The cubic root of 4112144123 is about 1602.0993436170.

Adding to 4112144123 its reverse (3214412114), we get a palindrome (7326556237).

The spelling of 4112144123 in words is "four billion, one hundred twelve million, one hundred forty-four thousand, one hundred twenty-three".