1315122043315 has 16 divisors (see below), whose sum is σ = 1671476126400. Its totient is φ = 989914705920.

The previous prime is 1315122043283. The next prime is 1315122043363. The reversal of 1315122043315 is 5133402215131.

It is not a de Polignac number, because 1315122043315 - 2⁵ = 1315122043283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016015 + ... + 2587384.

It is an arithmetic number, because the mean of its divisors is an integer number (104467257900).

Almost surely, 2^{1315122043315} is an apocalyptic number.

1315122043315 is a deficient number, since it is larger than the sum of its proper divisors (356354083085).

1315122043315 is a wasteful number, since it uses less digits than its factorization.

1315122043315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606782.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 1315122043315 its reverse (5133402215131), we get a palindrome (6448524258446).

The spelling of 1315122043315 in words is "one trillion, three hundred fifteen billion, one hundred twenty-two million, forty-three thousand, three hundred fifteen".