1678314130739 has 2 divisors, whose sum is σ = 1678314130740. Its totient is φ = 1678314130738.

The previous prime is 1678314130721. The next prime is 1678314130799. The reversal of 1678314130739 is 9370314138761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1678314130739 - 2¹⁶ = 1678314065203 is a prime.

It is a super-2 number, since 2×1678314130739² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1678314130799) 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, 839157065369 + 839157065370.

It is an arithmetic number, because the mean of its divisors is an integer number (839157065370).

Almost surely, 2^{1678314130739} is an apocalyptic number.

1678314130739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1678314130739 is an equidigital number, since it uses as much as digits as its factorization.

1678314130739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 1678314130739 in words is "one trillion, six hundred seventy-eight billion, three hundred fourteen million, one hundred thirty thousand, seven hundred thirty-nine".