1386546677 has 2 divisors, whose sum is σ = 1386546678. Its totient is φ = 1386546676.

The previous prime is 1386546659. The next prime is 1386546713. The reversal of 1386546677 is 7766456831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1316673796 + 69872881 = 36286^2 + 8359^2 .

It is a cyclic number.

It is not a de Polignac number, because 1386546677 - 2¹⁴ = 1386530293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1386546277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693273338 + 693273339.

It is an arithmetic number, because the mean of its divisors is an integer number (693273339).

Almost surely, 2^1386546677 is an apocalyptic number.

It is an amenable number.

1386546677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386546677 is an equidigital number, since it uses as much as digits as its factorization.

1386546677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 53.

The square root of 1386546677 is about 37236.3622954767. The cubic root of 1386546677 is about 1115.0940490557.

The spelling of 1386546677 in words is "one billion, three hundred eighty-six million, five hundred forty-six thousand, six hundred seventy-seven".