243347313311041 has 4 divisors (see below), whose sum is σ = 243353790347184. Its totient is φ = 243340836274900.

The previous prime is 243347313310999. The next prime is 243347313311159. The reversal of 243347313311041 is 140113313743342.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 243347313311041 - 2³⁵ = 243312953572673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243347313310985 and 243347313311003.

It is not an unprimeable number, because it can be changed into a prime (243347313311341) 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, 3238461715 + ... + 3238536856.

It is an arithmetic number, because the mean of its divisors is an integer number (60838447586796).

Almost surely, 2^{243347313311041} is an apocalyptic number.

It is an amenable number.

243347313311041 is a deficient number, since it is larger than the sum of its proper divisors (6477036143).

243347313311041 is an equidigital number, since it uses as much as digits as its factorization.

243347313311041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6477036142.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 243347313311041 in words is "two hundred forty-three trillion, three hundred forty-seven billion, three hundred thirteen million, three hundred eleven thousand, forty-one".