1386311067 has 12 divisors (see below), whose sum is σ = 2003098864. Its totient is φ = 923907600.

The previous prime is 1386311063. The next prime is 1386311111. The reversal of 1386311067 is 7601136831.

1386311067 is a `hidden beast` number, since 1 + 3 + 8 + 631 + 10 + 6 + 7 = 666.

It is not a de Polignac number, because 1386311067 - 2² = 1386311063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1386311063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6378 + ... + 53040.

Almost surely, 2^1386311067 is an apocalyptic number.

1386311067 is a deficient number, since it is larger than the sum of its proper divisors (616787797).

1386311067 is a wasteful number, since it uses less digits than its factorization.

1386311067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49970 (or 49967 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1386311067 is about 37233.1984524564. The cubic root of 1386311067 is about 1115.0308844093.

Adding to 1386311067 its reverse (7601136831), we get a palindrome (8987447898).

The spelling of 1386311067 in words is "one billion, three hundred eighty-six million, three hundred eleven thousand, sixty-seven".