1116418 has 4 divisors (see below), whose sum is σ = 1674630. Its totient is φ = 558208.

The previous prime is 1116371. The next prime is 1116419. The reversal of 1116418 is 8146111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 710649 + 405769 = 843^2 + 637^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1116419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279103 + ... + 279106.

2^1116418 is an apocalyptic number.

1116418 is a deficient number, since it is larger than the sum of its proper divisors (558212).

1116418 is an equidigital number, since it uses as much as digits as its factorization.

1116418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558211.

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

The square root of 1116418 is about 1056.6068332166. The cubic root of 1116418 is about 103.7390524085.

The spelling of 1116418 in words is "one million, one hundred sixteen thousand, four hundred eighteen".