1118353 has 4 divisors (see below), whose sum is σ = 1139508. Its totient is φ = 1097200.

The previous prime is 1118339. The next prime is 1118363. The reversal of 1118353 is 3538111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3538111 = 521 ⋅6791.

It can be written as a sum of positive squares in 2 ways, for example, as 528529 + 589824 = 727^2 + 768^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10498 + ... + 10603.

It is an arithmetic number, because the mean of its divisors is an integer number (284877).

2^1118353 is an apocalyptic number.

It is an amenable number.

1118353 is a deficient number, since it is larger than the sum of its proper divisors (21155).

1118353 is an equidigital number, since it uses as much as digits as its factorization.

1118353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21154.

The product of its digits is 360, while the sum is 22.

The square root of 1118353 is about 1057.5221037879. The cubic root of 1118353 is about 103.7989520773.

It can be divided in two parts, 11183 and 53, that added together give a square (11236 = 106²).

The spelling of 1118353 in words is "one million, one hundred eighteen thousand, three hundred fifty-three".