1118386 has 8 divisors (see below), whose sum is σ = 1682604. Its totient is φ = 557520.

The previous prime is 1118371. The next prime is 1118393. The reversal of 1118386 is 6838111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 962361 + 156025 = 981^2 + 395^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 316 + ... + 1528.

2^1118386 is an apocalyptic number.

1118386 is a deficient number, since it is larger than the sum of its proper divisors (564218).

1118386 is a wasteful number, since it uses less digits than its factorization.

1118386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676.

The product of its digits is 1152, while the sum is 28.

The square root of 1118386 is about 1057.5377061836. The cubic root of 1118386 is about 103.7999730226.

The spelling of 1118386 in words is "one million, one hundred eighteen thousand, three hundred eighty-six".