243003331445 has 8 divisors (see below), whose sum is σ = 333261711744. Its totient is φ = 166630855824.

The previous prime is 243003331429. The next prime is 243003331471. The reversal of 243003331445 is 544133300342.

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 243003331445 - 2⁴ = 243003331429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3471476129 + ... + 3471476198.

It is an arithmetic number, because the mean of its divisors is an integer number (41657713968).

Almost surely, 2^243003331445 is an apocalyptic number.

It is an amenable number.

243003331445 is a deficient number, since it is larger than the sum of its proper divisors (90258380299).

243003331445 is an equidigital number, since it uses as much as digits as its factorization.

243003331445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6942952339.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 243003331445 its reverse (544133300342), we get a palindrome (787136631787).

The spelling of 243003331445 in words is "two hundred forty-three billion, three million, three hundred thirty-one thousand, four hundred forty-five".