1386323018 has 16 divisors (see below), whose sum is σ = 2154574080. Its totient is φ = 668206896.

The previous prime is 1386323017. The next prime is 1386323023. The reversal of 1386323018 is 8103236831.

It is not an unprimeable number, because it can be changed into a prime (1386323017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19055 + ... + 55997.

It is an arithmetic number, because the mean of its divisors is an integer number (134660880).

Almost surely, 2^1386323018 is an apocalyptic number.

1386323018 is a deficient number, since it is larger than the sum of its proper divisors (768251062).

1386323018 is a wasteful number, since it uses less digits than its factorization.

1386323018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37621.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1386323018 is about 37233.3589406059. The cubic root of 1386323018 is about 1115.0340885233.

Adding to 1386323018 its reverse (8103236831), we get a palindrome (9489559849).

The spelling of 1386323018 in words is "one billion, three hundred eighty-six million, three hundred twenty-three thousand, eighteen".