677138027 has 2 divisors, whose sum is σ = 677138028. Its totient is φ = 677138026.

The previous prime is 677137973. The next prime is 677138047. The reversal of 677138027 is 720831776.

677138027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677138027 - 2¹² = 677133931 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (677138047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338569013 + 338569014.

It is an arithmetic number, because the mean of its divisors is an integer number (338569014).

Almost surely, 2^677138027 is an apocalyptic number.

677138027 is a deficient number, since it is larger than the sum of its proper divisors (1).

677138027 is an equidigital number, since it uses as much as digits as its factorization.

677138027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 677138027 is about 26021.8759316080. The cubic root of 677138027 is about 878.1305125594.

The spelling of 677138027 in words is "six hundred seventy-seven million, one hundred thirty-eight thousand, twenty-seven".