1315505302323 has 4 divisors (see below), whose sum is σ = 1754007069768. Its totient is φ = 877003534880.

The previous prime is 1315505302313. The next prime is 1315505302327. The reversal of 1315505302323 is 3232035055131.

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 1315505302323 - 2⁵ = 1315505302291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1315505302327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219250883718 + ... + 219250883723.

It is an arithmetic number, because the mean of its divisors is an integer number (438501767442).

Almost surely, 2^{1315505302323} is an apocalyptic number.

1315505302323 is a deficient number, since it is larger than the sum of its proper divisors (438501767445).

1315505302323 is an equidigital number, since it uses as much as digits as its factorization.

1315505302323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438501767444.

The product of its (nonzero) digits is 40500, while the sum is 33.

The spelling of 1315505302323 in words is "one trillion, three hundred fifteen billion, five hundred five million, three hundred two thousand, three hundred twenty-three".