677703707 has 2 divisors, whose sum is σ = 677703708. Its totient is φ = 677703706.

The previous prime is 677703659. The next prime is 677703709. The reversal of 677703707 is 707307776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677703707 - 2¹⁴ = 677687323 is a prime.

Together with 677703709, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (677703709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338851853 + 338851854.

It is an arithmetic number, because the mean of its divisors is an integer number (338851854).

Almost surely, 2^677703707 is an apocalyptic number.

677703707 is a deficient number, since it is larger than the sum of its proper divisors (1).

677703707 is an equidigital number, since it uses as much as digits as its factorization.

677703707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302526, while the sum is 44.

The square root of 677703707 is about 26032.7429787950. The cubic root of 677703707 is about 878.3749740956.

The spelling of 677703707 in words is "six hundred seventy-seven million, seven hundred three thousand, seven hundred seven".