677812573 has 2 divisors, whose sum is σ = 677812574. Its totient is φ = 677812572.

The previous prime is 677812567. The next prime is 677812607. The reversal of 677812573 is 375218776.

677812573 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., 532778724 + 145033849 = 23082^2 + 12043^2 .

It is a cyclic number.

It is not a de Polignac number, because 677812573 - 2²⁵ = 644258141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677812523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338906286 + 338906287.

It is an arithmetic number, because the mean of its divisors is an integer number (338906287).

Almost surely, 2^677812573 is an apocalyptic number.

It is an amenable number.

677812573 is a deficient number, since it is larger than the sum of its proper divisors (1).

677812573 is an equidigital number, since it uses as much as digits as its factorization.

677812573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493920, while the sum is 46.

The square root of 677812573 is about 26034.8338385326. The cubic root of 677812573 is about 878.4220054895.

The spelling of 677812573 in words is "six hundred seventy-seven million, eight hundred twelve thousand, five hundred seventy-three".