243324151 has 6 divisors (see below), whose sum is σ = 283050600. Its totient is φ = 208563516.

The previous prime is 243324121. The next prime is 243324163. The reversal of 243324151 is 151423342.

It is not a de Polignac number, because 243324151 - 2⁵ = 243324119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243324121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2482851 + ... + 2482948.

It is an arithmetic number, because the mean of its divisors is an integer number (47175100).

Almost surely, 2^243324151 is an apocalyptic number.

243324151 is a deficient number, since it is larger than the sum of its proper divisors (39726449).

243324151 is an equidigital number, since it uses as much as digits as its factorization.

243324151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4965813 (or 4965806 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 243324151 is about 15598.8509512720. The cubic root of 243324151 is about 624.3024973938.

Adding to 243324151 its reverse (151423342), we get a palindrome (394747493).

The spelling of 243324151 in words is "two hundred forty-three million, three hundred twenty-four thousand, one hundred fifty-one".