677360513 has 2 divisors, whose sum is σ = 677360514. Its totient is φ = 677360512.

The previous prime is 677360491. The next prime is 677360539. The reversal of 677360513 is 315063776.

677360513 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., 660901264 + 16459249 = 25708^2 + 4057^2 .

It is a cyclic number.

It is not a de Polignac number, because 677360513 - 2⁶ = 677360449 is a prime.

It is not a weakly prime, because it can be changed into another prime (677360543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338680256 + 338680257.

It is an arithmetic number, because the mean of its divisors is an integer number (338680257).

Almost surely, 2^677360513 is an apocalyptic number.

It is an amenable number.

677360513 is a deficient number, since it is larger than the sum of its proper divisors (1).

677360513 is an equidigital number, since it uses as much as digits as its factorization.

677360513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 677360513 is about 26026.1505605420. The cubic root of 677360513 is about 878.2266772721.

The spelling of 677360513 in words is "six hundred seventy-seven million, three hundred sixty thousand, five hundred thirteen".