677744341 has 2 divisors, whose sum is σ = 677744342. Its totient is φ = 677744340.

The previous prime is 677744339. The next prime is 677744363. The reversal of 677744341 is 143447776.

677744341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 590247025 + 87497316 = 24295^2 + 9354^2 .

It is a cyclic number.

It is not a de Polignac number, because 677744341 - 2¹ = 677744339 is a prime.

Together with 677744339, it forms a pair of twin primes.

It is equal to p_35158957 and since 677744341 and 35158957 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677744941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338872170 + 338872171.

It is an arithmetic number, because the mean of its divisors is an integer number (338872171).

Almost surely, 2^677744341 is an apocalyptic number.

It is an amenable number.

677744341 is a deficient number, since it is larger than the sum of its proper divisors (1).

677744341 is an equidigital number, since it uses as much as digits as its factorization.

677744341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 43.

The square root of 677744341 is about 26033.5234073300. The cubic root of 677744341 is about 878.3925290512.

The spelling of 677744341 in words is "six hundred seventy-seven million, seven hundred forty-four thousand, three hundred forty-one".