1312302303115 has 4 divisors (see below), whose sum is σ = 1574762763744. Its totient is φ = 1049841842488.

The previous prime is 1312302303083. The next prime is 1312302303181. The reversal of 1312302303115 is 5113032032131.

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 1312302303115 - 2⁵ = 1312302303083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1312302303115.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131230230307 + ... + 131230230316.

It is an arithmetic number, because the mean of its divisors is an integer number (393690690936).

Almost surely, 2^{1312302303115} is an apocalyptic number.

1312302303115 is a deficient number, since it is larger than the sum of its proper divisors (262460460629).

1312302303115 is an equidigital number, since it uses as much as digits as its factorization.

1312302303115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262460460628.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 1312302303115 its reverse (5113032032131), we get a palindrome (6425334335246).

The spelling of 1312302303115 in words is "one trillion, three hundred twelve billion, three hundred two million, three hundred three thousand, one hundred fifteen".