124042343 has 4 divisors (see below), whose sum is σ = 127067808. Its totient is φ = 121016880.

The previous prime is 124042333. The next prime is 124042361. The reversal of 124042343 is 343240421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343240421 = 17 ⋅20190613.

It is a cyclic number.

It is not a de Polignac number, because 124042343 - 2¹⁶ = 123976807 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 (124042333) 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, 1512671 + ... + 1512752.

It is an arithmetic number, because the mean of its divisors is an integer number (31766952).

Almost surely, 2^124042343 is an apocalyptic number.

124042343 is a deficient number, since it is larger than the sum of its proper divisors (3025465).

124042343 is an equidigital number, since it uses as much as digits as its factorization.

124042343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025464.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 124042343 is about 11137.4298202054. The cubic root of 124042343 is about 498.7198492252.

Adding to 124042343 its reverse (343240421), we get a palindrome (467282764).

The spelling of 124042343 in words is "one hundred twenty-four million, forty-two thousand, three hundred forty-three".