243724417341 has 4 divisors (see below), whose sum is σ = 324965889792. Its totient is φ = 162482944892.

The previous prime is 243724417273. The next prime is 243724417399. The reversal of 243724417341 is 143714427342.

It is a happy number.

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 243724417341 - 2⁷ = 243724417213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243724417293 and 243724417302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243724412341) 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, 40620736221 + ... + 40620736226.

It is an arithmetic number, because the mean of its divisors is an integer number (81241472448).

Almost surely, 2^243724417341 is an apocalyptic number.

It is an amenable number.

243724417341 is a deficient number, since it is larger than the sum of its proper divisors (81241472451).

243724417341 is an equidigital number, since it uses as much as digits as its factorization.

243724417341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81241472450.

The product of its digits is 451584, while the sum is 42.

The spelling of 243724417341 in words is "two hundred forty-three billion, seven hundred twenty-four million, four hundred seventeen thousand, three hundred forty-one".