677776703 has 2 divisors, whose sum is σ = 677776704. Its totient is φ = 677776702.

The previous prime is 677776669. The next prime is 677776711. The reversal of 677776703 is 307677776.

It is a happy number.

677776703 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 a de Polignac number, because none of the positive numbers 2^k-677776703 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677776753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338888351 + 338888352.

It is an arithmetic number, because the mean of its divisors is an integer number (338888352).

Almost surely, 2^677776703 is an apocalyptic number.

677776703 is a deficient number, since it is larger than the sum of its proper divisors (1).

677776703 is an equidigital number, since it uses as much as digits as its factorization.

677776703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1815156, while the sum is 50.

The square root of 677776703 is about 26034.1449446683. The cubic root of 677776703 is about 878.4065097835.

The spelling of 677776703 in words is "six hundred seventy-seven million, seven hundred seventy-six thousand, seven hundred three".