1318018 has 16 divisors (see below), whose sum is σ = 2149056. Its totient is φ = 602640.

The previous prime is 1318013. The next prime is 1318019. The reversal of 1318018 is 8108131.

It is a self number, because there is not a number n which added to its sum of digits gives 1318018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1318013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4083 + ... + 4393.

It is an arithmetic number, because the mean of its divisors is an integer number (134316).

2^1318018 is an apocalyptic number.

1318018 is a deficient number, since it is larger than the sum of its proper divisors (831038).

1318018 is a wasteful number, since it uses less digits than its factorization.

1318018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 1318018 is about 1148.0496504943. The cubic root of 1318018 is about 109.6412000786.

The spelling of 1318018 in words is "one million, three hundred eighteen thousand, eighteen".