4122743 has 4 divisors (see below), whose sum is σ = 4192680. Its totient is φ = 4052808.

The previous prime is 4122731. The next prime is 4122749. The reversal of 4122743 is 3472214.

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 4122743 - 2²⁰ = 3074167 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 (4122749) 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, 34880 + ... + 34997.

It is an arithmetic number, because the mean of its divisors is an integer number (1048170).

Almost surely, 2^4122743 is an apocalyptic number.

4122743 is a deficient number, since it is larger than the sum of its proper divisors (69937).

4122743 is an equidigital number, since it uses as much as digits as its factorization.

4122743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69936.

The product of its digits is 1344, while the sum is 23.

The square root of 4122743 is about 2030.4538901438. The cubic root of 4122743 is about 160.3474610423.

Adding to 4122743 its reverse (3472214), we get a palindrome (7594957).

The spelling of 4122743 in words is "four million, one hundred twenty-two thousand, seven hundred forty-three".