315063435243 has 8 divisors (see below), whose sum is σ = 420692520256. Its totient is φ = 209738320200.

The previous prime is 315063435227. The next prime is 315063435263. The reversal of 315063435243 is 342534360513.

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

It is not a de Polignac number, because 315063435243 - 2⁴ = 315063435227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315063435263) 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, 75990073 + ... + 75994218.

It is an arithmetic number, because the mean of its divisors is an integer number (52586565032).

Almost surely, 2^315063435243 is an apocalyptic number.

315063435243 is a deficient number, since it is larger than the sum of its proper divisors (105629085013).

315063435243 is a wasteful number, since it uses less digits than its factorization.

315063435243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151984985.

The product of its (nonzero) digits is 388800, while the sum is 39.

Adding to 315063435243 its reverse (342534360513), we get a palindrome (657597795756).

The spelling of 315063435243 in words is "three hundred fifteen billion, sixty-three million, four hundred thirty-five thousand, two hundred forty-three".