243232332313 has 4 divisors (see below), whose sum is σ = 243233677440. Its totient is φ = 243230987188.

The previous prime is 243232332289. The next prime is 243232332323. The reversal of 243232332313 is 313233232342.

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 243232332313 - 2¹³ = 243232324121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243232332323) 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, 349645 + ... + 780202.

It is an arithmetic number, because the mean of its divisors is an integer number (60808419360).

Almost surely, 2^243232332313 is an apocalyptic number.

It is an amenable number.

243232332313 is a deficient number, since it is larger than the sum of its proper divisors (1345127).

243232332313 is a wasteful number, since it uses less digits than its factorization.

243232332313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345126.

The product of its digits is 46656, while the sum is 31.

Adding to 243232332313 its reverse (313233232342), we get a palindrome (556465564655).

The spelling of 243232332313 in words is "two hundred forty-three billion, two hundred thirty-two million, three hundred thirty-two thousand, three hundred thirteen".