1312044523315 has 4 divisors (see below), whose sum is σ = 1574453427984. Its totient is φ = 1049635618648.

The previous prime is 1312044523291. The next prime is 1312044523331. The reversal of 1312044523315 is 5133254402131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1312044523315 - 2¹¹ = 1312044521267 is a prime.

It is a Duffinian number.

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, 131204452327 + ... + 131204452336.

It is an arithmetic number, because the mean of its divisors is an integer number (393613356996).

Almost surely, 2^{1312044523315} is an apocalyptic number.

1312044523315 is a deficient number, since it is larger than the sum of its proper divisors (262408904669).

1312044523315 is an equidigital number, since it uses as much as digits as its factorization.

1312044523315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262408904668.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 1312044523315 its reverse (5133254402131), we get a palindrome (6445298925446).

The spelling of 1312044523315 in words is "one trillion, three hundred twelve billion, forty-four million, five hundred twenty-three thousand, three hundred fifteen".