126336243 has 8 divisors (see below), whose sum is σ = 183761856. Its totient is φ = 76567400.

The previous prime is 126336227. The next prime is 126336251. The reversal of 126336243 is 342633621.

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

It is a cyclic number.

It is not a de Polignac number, because 126336243 - 2⁴ = 126336227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126336243.

It is not an unprimeable number, because it can be changed into a prime (126336283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914153 + ... + 1914218.

It is an arithmetic number, because the mean of its divisors is an integer number (22970232).

Almost surely, 2^126336243 is an apocalyptic number.

126336243 is a deficient number, since it is larger than the sum of its proper divisors (57425613).

126336243 is a wasteful number, since it uses less digits than its factorization.

126336243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828385.

The product of its digits is 15552, while the sum is 30.

The square root of 126336243 is about 11239.9396350692. The cubic root of 126336243 is about 501.7753461645.

Adding to 126336243 its reverse (342633621), we get a palindrome (468969864).

The spelling of 126336243 in words is "one hundred twenty-six million, three hundred thirty-six thousand, two hundred forty-three".