243041131343 has 8 divisors (see below), whose sum is σ = 254604417600. Its totient is φ = 231690015648.

The previous prime is 243041131339. The next prime is 243041131349. The reversal of 243041131343 is 343131140342.

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 243041131343 - 2² = 243041131339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243041131349) 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, 53040296 + ... + 53044877.

It is an arithmetic number, because the mean of its divisors is an integer number (31825552200).

Almost surely, 2^243041131343 is an apocalyptic number.

243041131343 is a deficient number, since it is larger than the sum of its proper divisors (11563286257).

243041131343 is a wasteful number, since it uses less digits than its factorization.

243041131343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106085281.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 243041131343 its reverse (343131140342), we get a palindrome (586172271685).

The spelling of 243041131343 in words is "two hundred forty-three billion, forty-one million, one hundred thirty-one thousand, three hundred forty-three".