243113301 has 12 divisors (see below), whose sum is σ = 356110560. Its totient is φ = 159792360.

The previous prime is 243113291. The next prime is 243113327. The reversal of 243113301 is 103311342.

243113301 is a `hidden beast` number, since 24 + 311 + 330 + 1 = 666.

It is not a de Polignac number, because 243113301 - 2⁶ = 243113237 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 (243118301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189591 + ... + 190868.

It is an arithmetic number, because the mean of its divisors is an integer number (29675880).

Almost surely, 2^243113301 is an apocalyptic number.

It is an amenable number.

243113301 is a deficient number, since it is larger than the sum of its proper divisors (112997259).

243113301 is a wasteful number, since it uses less digits than its factorization.

243113301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380536 (or 380533 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 243113301 is about 15592.0909758762. The cubic root of 243113301 is about 624.1221176802.

Adding to 243113301 its reverse (103311342), we get a palindrome (346424643).

The spelling of 243113301 in words is "two hundred forty-three million, one hundred thirteen thousand, three hundred one".