1118548 has 6 divisors (see below), whose sum is σ = 1957466. Its totient is φ = 559272.

The previous prime is 1118527. The next prime is 1118563. The reversal of 1118548 is 8458111.

It can be written as a sum of positive squares in only one way, i.e., 685584 + 432964 = 828^2 + 658^2 .

It is a super-2 number, since 2×1118548² = 2502299256608, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 139815 + ... + 139822.

2^1118548 is an apocalyptic number.

It is an amenable number.

1118548 is a deficient number, since it is larger than the sum of its proper divisors (838918).

1118548 is a wasteful number, since it uses less digits than its factorization.

1118548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279641 (or 279639 counting only the distinct ones).

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

The square root of 1118548 is about 1057.6142964238. The cubic root of 1118548 is about 103.8049846446.

The spelling of 1118548 in words is "one million, one hundred eighteen thousand, five hundred forty-eight".