243315001349 has 8 divisors (see below), whose sum is σ = 278078213760. Its totient is φ = 208552770576.

The previous prime is 243315001343. The next prime is 243315001379. The reversal of 243315001349 is 943100513342.

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 243315001349 - 2¹⁶ = 243314935813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243315001343) 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, 398312 + ... + 803294.

It is an arithmetic number, because the mean of its divisors is an integer number (34759776720).

Almost surely, 2^243315001349 is an apocalyptic number.

It is an amenable number.

243315001349 is a deficient number, since it is larger than the sum of its proper divisors (34763212411).

243315001349 is an equidigital number, since it uses as much as digits as its factorization.

243315001349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490819.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 243315001349 in words is "two hundred forty-three billion, three hundred fifteen million, one thousand, three hundred forty-nine".