243431155113 has 8 divisors (see below), whose sum is σ = 331480722048. Its totient is φ = 158834512464.

The previous prime is 243431155103. The next prime is 243431155151. The reversal of 243431155113 is 311551134342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243431155113 - 2¹⁴ = 243431138729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243431155103) 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, 863230906 + ... + 863231187.

It is an arithmetic number, because the mean of its divisors is an integer number (41435090256).

Almost surely, 2^243431155113 is an apocalyptic number.

It is an amenable number.

243431155113 is a deficient number, since it is larger than the sum of its proper divisors (88049566935).

243431155113 is a wasteful number, since it uses less digits than its factorization.

243431155113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726462143.

The product of its digits is 21600, while the sum is 33.

Adding to 243431155113 its reverse (311551134342), we get a palindrome (554982289455).

The spelling of 243431155113 in words is "two hundred forty-three billion, four hundred thirty-one million, one hundred fifty-five thousand, one hundred thirteen".