243101451343 has 4 divisors (see below), whose sum is σ = 251484260040. Its totient is φ = 234718642648.

The previous prime is 243101451323. The next prime is 243101451353. The reversal of 243101451343 is 343154101342.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 243101451343 - 2⁵ = 243101451311 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 (243101451323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4191404305 + ... + 4191404362.

It is an arithmetic number, because the mean of its divisors is an integer number (62871065010).

Almost surely, 2^243101451343 is an apocalyptic number.

243101451343 is a deficient number, since it is larger than the sum of its proper divisors (8382808697).

243101451343 is an equidigital number, since it uses as much as digits as its factorization.

243101451343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8382808696.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 243101451343 its reverse (343154101342), we get a palindrome (586255552685).

The spelling of 243101451343 in words is "two hundred forty-three billion, one hundred one million, four hundred fifty-one thousand, three hundred forty-three".