243014813 has 8 divisors (see below), whose sum is σ = 257447808. Its totient is φ = 228597184.

The previous prime is 243014773. The next prime is 243014833. The reversal of 243014813 is 318410342.

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 243014813 - 2¹⁰ = 243013789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243014833) 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, 52220 + ... + 56682.

It is an arithmetic number, because the mean of its divisors is an integer number (32180976).

Almost surely, 2^243014813 is an apocalyptic number.

It is an amenable number.

243014813 is a deficient number, since it is larger than the sum of its proper divisors (14432995).

243014813 is a wasteful number, since it uses less digits than its factorization.

243014813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7683.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 243014813 is about 15588.9323880758. The cubic root of 243014813 is about 624.0378266092.

The spelling of 243014813 in words is "two hundred forty-three million, fourteen thousand, eight hundred thirteen".