1311311335514 has 8 divisors (see below), whose sum is σ = 1987245013908. Its totient is φ = 648896330880.

The previous prime is 1311311335427. The next prime is 1311311335517. The reversal of 1311311335514 is 4155331131131.

It can be written as a sum of positive squares in 2 ways, for example, as 1272571254889 + 38740080625 = 1128083^2 + 196825^2 .

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

It is a super-5 number, since 5×1311311335514⁵ (a number of 62 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (1311311335517) by changing a digit.

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, 3379668197 + ... + 3379668584.

Almost surely, 2^{1311311335514} is an apocalyptic number.

1311311335514 is a deficient number, since it is larger than the sum of its proper divisors (675933678394).

1311311335514 is an equidigital number, since it uses as much as digits as its factorization.

1311311335514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6759336880.

The product of its digits is 8100, while the sum is 32.

Adding to 1311311335514 its reverse (4155331131131), we get a palindrome (5466642466645).

The spelling of 1311311335514 in words is "one trillion, three hundred eleven billion, three hundred eleven million, three hundred thirty-five thousand, five hundred fourteen".