1311306661114 has 4 divisors (see below), whose sum is σ = 1966959991674. Its totient is φ = 655653330556.

The previous prime is 1311306661087. The next prime is 1311306661157. The reversal of 1311306661114 is 4111666031131.

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

It can be written as a sum of positive squares in only one way, i.e., 1203042629889 + 108264031225 = 1096833^2 + 329035^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1311306661114.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327826665277 + ... + 327826665280.

Almost surely, 2^{1311306661114} is an apocalyptic number.

1311306661114 is a deficient number, since it is larger than the sum of its proper divisors (655653330560).

1311306661114 is an equidigital number, since it uses as much as digits as its factorization.

1311306661114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655653330559.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 1311306661114 in words is "one trillion, three hundred eleven billion, three hundred six million, six hundred sixty-one thousand, one hundred fourteen".