1118670 has 48 divisors (see below), whose sum is σ = 3127248. Its totient is φ = 255360.

The previous prime is 1118659. The next prime is 1118713. The reversal of 1118670 is 768111.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1118670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1090 + ... + 1850.

It is an arithmetic number, because the mean of its divisors is an integer number (65151).

2^1118670 is an apocalyptic number.

1118670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1563624).

1118670 is an abundant number, since it is smaller than the sum of its proper divisors (2008578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118670 is a wasteful number, since it uses less digits than its factorization.

1118670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785 (or 778 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 24.

The square root of 1118670 is about 1057.6719718325. The cubic root of 1118670 is about 103.8087585097.

It can be divided in two parts, 11 and 18670, that added together give a palindrome (18681).

The spelling of 1118670 in words is "one million, one hundred eighteen thousand, six hundred seventy".