4121112343 has 4 divisors (see below), whose sum is σ = 4121507880. Its totient is φ = 4120716808.

The previous prime is 4121112319. The next prime is 4121112371. The reversal of 4121112343 is 3432111214.

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 4121112343 - 2¹³ = 4121104151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121112643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181705 + ... + 203122.

It is an arithmetic number, because the mean of its divisors is an integer number (1030376970).

Almost surely, 2^4121112343 is an apocalyptic number.

4121112343 is a deficient number, since it is larger than the sum of its proper divisors (395537).

4121112343 is a wasteful number, since it uses less digits than its factorization.

4121112343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395536.

The product of its digits is 576, while the sum is 22.

The square root of 4121112343 is about 64195.8903902734. The cubic root of 4121112343 is about 1603.2631766028.

Adding to 4121112343 its reverse (3432111214), we get a palindrome (7553223557).

The spelling of 4121112343 in words is "four billion, one hundred twenty-one million, one hundred twelve thousand, three hundred forty-three".