677326121 has 12 divisors (see below), whose sum is σ = 720454092. Its totient is φ = 636649728.

The previous prime is 677326063. The next prime is 677326123. The reversal of 677326121 is 121623776.

677326121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 262796521 + 414529600 = 16211^2 + 20360^2 .

It is a de Polignac number, because none of the positive numbers 2^k-677326121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677326123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419111 + ... + 420723.

It is an arithmetic number, because the mean of its divisors is an integer number (60037841).

Almost surely, 2^677326121 is an apocalyptic number.

It is an amenable number.

677326121 is a deficient number, since it is larger than the sum of its proper divisors (43127971).

677326121 is a wasteful number, since it uses less digits than its factorization.

677326121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100 (or 3083 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The square root of 677326121 is about 26025.4898320858. The cubic root of 677326121 is about 878.2118134576.

Adding to 677326121 its reverse (121623776), we get a palindrome (798949897).

The spelling of 677326121 in words is "six hundred seventy-seven million, three hundred twenty-six thousand, one hundred twenty-one".