1315301121506 has 8 divisors (see below), whose sum is σ = 1974225380700. Its totient is φ = 657225994608.

The previous prime is 1315301121467. The next prime is 1315301121517. The reversal of 1315301121506 is 6051211035131.

It can be written as a sum of positive squares in 2 ways, for example, as 1282762373281 + 32538748225 = 1132591^2 + 180385^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212279201 + ... + 212285396.

Almost surely, 2^{1315301121506} is an apocalyptic number.

1315301121506 is a deficient number, since it is larger than the sum of its proper divisors (658924259194).

1315301121506 is a wasteful number, since it uses less digits than its factorization.

1315301121506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424566148.

The product of its (nonzero) digits is 2700, while the sum is 29.

Adding to 1315301121506 its reverse (6051211035131), we get a palindrome (7366512156637).

The spelling of 1315301121506 in words is "one trillion, three hundred fifteen billion, three hundred one million, one hundred twenty-one thousand, five hundred six".