1118845 has 16 divisors (see below), whose sum is σ = 1653120. Its totient is φ = 707904.

The previous prime is 1118837. The next prime is 1118851. The reversal of 1118845 is 5488111.

It is a cyclic number.

It is not a de Polignac number, because 1118845 - 2³ = 1118837 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (103320).

2^1118845 is an apocalyptic number.

It is an amenable number.

1118845 is a deficient number, since it is larger than the sum of its proper divisors (534275).

1118845 is a wasteful number, since it uses less digits than its factorization.

1118845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484.

The product of its digits is 1280, while the sum is 28.

The square root of 1118845 is about 1057.7546974606. The cubic root of 1118845 is about 103.8141713617.

The spelling of 1118845 in words is "one million, one hundred eighteen thousand, eight hundred forty-five".