126324213 has 8 divisors (see below), whose sum is σ = 168559776. Its totient is φ = 84152400.

The previous prime is 126324193. The next prime is 126324221. The reversal of 126324213 is 312423621.

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

It is not a de Polignac number, because 126324213 - 2²⁰ = 125275637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126324013) 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, 11103 + ... + 19388.

It is an arithmetic number, because the mean of its divisors is an integer number (21069972).

Almost surely, 2^126324213 is an apocalyptic number.

It is an amenable number.

126324213 is a deficient number, since it is larger than the sum of its proper divisors (42235563).

126324213 is a wasteful number, since it uses less digits than its factorization.

126324213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31875.

The product of its digits is 1728, while the sum is 24.

The square root of 126324213 is about 11239.4044771064. The cubic root of 126324213 is about 501.7594189613.

Adding to 126324213 its reverse (312423621), we get a palindrome (438747834).

It can be divided in two parts, 1263242 and 13, that added together give a triangular number (1263255 = T₁₅₈₉).

The spelling of 126324213 in words is "one hundred twenty-six million, three hundred twenty-four thousand, two hundred thirteen".