315043106052113 has 8 divisors (see below), whose sum is σ = 331449437878440. Its totient is φ = 299052124398720.

The previous prime is 315043106052097. The next prime is 315043106052119. The reversal of 315043106052113 is 311250601340513.

It can be written as a sum of positive squares in 4 ways, for example, as 26593236000769 + 288449870051344 = 5156863^2 + 16983812^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 315043106052113 - 2⁴ = 315043106052097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315043106052119) 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, 103837541678 + ... + 103837544711.

It is an arithmetic number, because the mean of its divisors is an integer number (41431179734805).

Almost surely, 2^{315043106052113} is an apocalyptic number.

It is an amenable number.

315043106052113 is a deficient number, since it is larger than the sum of its proper divisors (16406331826327).

315043106052113 is a wasteful number, since it uses less digits than its factorization.

315043106052113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207675086467.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 315043106052113 its reverse (311250601340513), we get a palindrome (626293707392626).

The spelling of 315043106052113 in words is "three hundred fifteen trillion, forty-three billion, one hundred six million, fifty-two thousand, one hundred thirteen".