677443253 has 2 divisors, whose sum is σ = 677443254. Its totient is φ = 677443252.

The previous prime is 677443241. The next prime is 677443301. The reversal of 677443253 is 352344776.

677443253 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., 668067409 + 9375844 = 25847^2 + 3062^2 .

It is a cyclic number.

It is not a de Polignac number, because 677443253 - 2⁶ = 677443189 is a prime.

It is a super-2 number, since 2×677443253² = 917858722070444018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 677443253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677443223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338721626 + 338721627.

It is an arithmetic number, because the mean of its divisors is an integer number (338721627).

Almost surely, 2^677443253 is an apocalyptic number.

It is an amenable number.

677443253 is a deficient number, since it is larger than the sum of its proper divisors (1).

677443253 is an equidigital number, since it uses as much as digits as its factorization.

677443253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 41.

The square root of 677443253 is about 26027.7400670900. The cubic root of 677443253 is about 878.2624344577.

The spelling of 677443253 in words is "six hundred seventy-seven million, four hundred forty-three thousand, two hundred fifty-three".