126324443 has 4 divisors (see below), whose sum is σ = 144370800. Its totient is φ = 108278088.

The previous prime is 126324431. The next prime is 126324449. The reversal of 126324443 is 344423621.

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 126324443 - 2¹⁴ = 126308059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126324449) 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 3 ways as a sum of consecutive naturals, for example, 9023168 + ... + 9023181.

It is an arithmetic number, because the mean of its divisors is an integer number (36092700).

Almost surely, 2^126324443 is an apocalyptic number.

126324443 is a deficient number, since it is larger than the sum of its proper divisors (18046357).

126324443 is an equidigital number, since it uses as much as digits as its factorization.

126324443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18046356.

The product of its digits is 13824, while the sum is 29.

The square root of 126324443 is about 11239.4147089606. The cubic root of 126324443 is about 501.7597234809.

The spelling of 126324443 in words is "one hundred twenty-six million, three hundred twenty-four thousand, four hundred forty-three".