683116554149 has 2 divisors, whose sum is σ = 683116554150. Its totient is φ = 683116554148.

The previous prime is 683116554067. The next prime is 683116554167. The reversal of 683116554149 is 941455611386.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 634300744900 + 48815809249 = 796430^2 + 220943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683116554149 is a prime.

It is a super-2 number, since 2×683116554149² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 683116554149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683116554749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341558277074 + 341558277075.

It is an arithmetic number, because the mean of its divisors is an integer number (341558277075).

Almost surely, 2^683116554149 is an apocalyptic number.

It is an amenable number.

683116554149 is a deficient number, since it is larger than the sum of its proper divisors (1).

683116554149 is an equidigital number, since it uses as much as digits as its factorization.

683116554149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 53.

The spelling of 683116554149 in words is "six hundred eighty-three billion, one hundred sixteen million, five hundred fifty-four thousand, one hundred forty-nine".