243112401343 has 8 divisors (see below), whose sum is σ = 277898098688. Its totient is φ = 208340542584.

The previous prime is 243112401277. The next prime is 243112401349. The reversal of 243112401343 is 343104211342.

It is a happy number.

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 243112401343 - 2²¹ = 243110304191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243112401349) 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, 3421971 + ... + 3492292.

It is an arithmetic number, because the mean of its divisors is an integer number (34737262336).

Almost surely, 2^243112401343 is an apocalyptic number.

243112401343 is a deficient number, since it is larger than the sum of its proper divisors (34785697345).

243112401343 is an equidigital number, since it uses as much as digits as its factorization.

243112401343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6919293.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 243112401343 its reverse (343104211342), we get a palindrome (586216612685).

The spelling of 243112401343 in words is "two hundred forty-three billion, one hundred twelve million, four hundred one thousand, three hundred forty-three".