243112302445 has 8 divisors (see below), whose sum is σ = 291820815360. Its totient is φ = 194432473680.

The previous prime is 243112302439. The next prime is 243112302463. The reversal of 243112302445 is 544203211342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243112302445 - 2¹⁷ = 243112171373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7152385 + ... + 7186294.

It is an arithmetic number, because the mean of its divisors is an integer number (36477601920).

Almost surely, 2^243112302445 is an apocalyptic number.

It is an amenable number.

243112302445 is a deficient number, since it is larger than the sum of its proper divisors (48708512915).

243112302445 is a wasteful number, since it uses less digits than its factorization.

243112302445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14342075.

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

Adding to 243112302445 its reverse (544203211342), we get a palindrome (787315513787).

The spelling of 243112302445 in words is "two hundred forty-three billion, one hundred twelve million, three hundred two thousand, four hundred forty-five".