1316616214349 has 2 divisors, whose sum is σ = 1316616214350. Its totient is φ = 1316616214348.

The previous prime is 1316616214339. The next prime is 1316616214411. The reversal of 1316616214349 is 9434126166131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1034461897225 + 282154317124 = 1017085^2 + 531182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316616214349 - 2³² = 1312321247053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316616214339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658308107174 + 658308107175.

It is an arithmetic number, because the mean of its divisors is an integer number (658308107175).

Almost surely, 2^{1316616214349} is an apocalyptic number.

It is an amenable number.

1316616214349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316616214349 is an equidigital number, since it uses as much as digits as its factorization.

1316616214349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 47.

The spelling of 1316616214349 in words is "one trillion, three hundred sixteen billion, six hundred sixteen million, two hundred fourteen thousand, three hundred forty-nine".