122543043 has 8 divisors (see below), whose sum is σ = 186732288. Its totient is φ = 70024584.

The previous prime is 122542967. The next prime is 122543063. The reversal of 122543043 is 340345221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122543043 - 2¹³ = 122534851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122543063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917671 + ... + 2917712.

It is an arithmetic number, because the mean of its divisors is an integer number (23341536).

Almost surely, 2^122543043 is an apocalyptic number.

122543043 is a deficient number, since it is larger than the sum of its proper divisors (64189245).

122543043 is an equidigital number, since it uses as much as digits as its factorization.

122543043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5835393.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 122543043 is about 11069.9161243435. The cubic root of 122543043 is about 496.7023562380.

Adding to 122543043 its reverse (340345221), we get a palindrome (462888264).

The spelling of 122543043 in words is "one hundred twenty-two million, five hundred forty-three thousand, forty-three".