677495311 has 2 divisors, whose sum is σ = 677495312. Its totient is φ = 677495310.

The previous prime is 677495263. The next prime is 677495327. The reversal of 677495311 is 113594776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677495311 - 2¹¹ = 677493263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677495911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338747655 + 338747656.

It is an arithmetic number, because the mean of its divisors is an integer number (338747656).

Almost surely, 2^677495311 is an apocalyptic number.

677495311 is a deficient number, since it is larger than the sum of its proper divisors (1).

677495311 is an equidigital number, since it uses as much as digits as its factorization.

677495311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 677495311 is about 26028.7400962859. The cubic root of 677495311 is about 878.2849305190.

The spelling of 677495311 in words is "six hundred seventy-seven million, four hundred ninety-five thousand, three hundred eleven".