243465241 has 4 divisors (see below), whose sum is σ = 243500752. Its totient is φ = 243429732.

The previous prime is 243465197. The next prime is 243465253. The reversal of 243465241 is 142564342.

243465241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 243465241 - 2¹⁵ = 243432473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243460241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3831 + ... + 22396.

It is an arithmetic number, because the mean of its divisors is an integer number (60875188).

Almost surely, 2^243465241 is an apocalyptic number.

It is an amenable number.

243465241 is a deficient number, since it is larger than the sum of its proper divisors (35511).

243465241 is an equidigital number, since it uses as much as digits as its factorization.

243465241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35510.

The product of its digits is 23040, while the sum is 31.

The square root of 243465241 is about 15603.3727443781. The cubic root of 243465241 is about 624.4231400560.

The spelling of 243465241 in words is "two hundred forty-three million, four hundred sixty-five thousand, two hundred forty-one".