677748103 has 2 divisors, whose sum is σ = 677748104. Its totient is φ = 677748102.

The previous prime is 677748101. The next prime is 677748139. The reversal of 677748103 is 301847776.

677748103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 677748103 - 2¹ = 677748101 is a prime.

It is a super-2 number, since 2×677748103² = 918684982240197218, which contains 22 as substring.

Together with 677748101, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 677748103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677748101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338874051 + 338874052.

It is an arithmetic number, because the mean of its divisors is an integer number (338874052).

Almost surely, 2^677748103 is an apocalyptic number.

677748103 is a deficient number, since it is larger than the sum of its proper divisors (1).

677748103 is an equidigital number, since it uses as much as digits as its factorization.

677748103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 677748103 is about 26033.5956602233. The cubic root of 677748103 is about 878.3941542985.

The spelling of 677748103 in words is "six hundred seventy-seven million, seven hundred forty-eight thousand, one hundred three".