12777673 has 8 divisors (see below), whose sum is σ = 13764096. Its totient is φ = 11827200.

The previous prime is 12777649. The next prime is 12777679. The reversal of 12777673 is 37677721.

12777673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12777673 - 2⁹ = 12777161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12777679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8248 + ... + 9673.

It is an arithmetic number, because the mean of its divisors is an integer number (1720512).

Almost surely, 2^12777673 is an apocalyptic number.

It is an amenable number.

12777673 is a deficient number, since it is larger than the sum of its proper divisors (986423).

12777673 is a wasteful number, since it uses less digits than its factorization.

12777673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17975.

The product of its digits is 86436, while the sum is 40.

The square root of 12777673 is about 3574.5871090239. The cubic root of 12777673 is about 233.7853304333.

The spelling of 12777673 in words is "twelve million, seven hundred seventy-seven thousand, six hundred seventy-three".