1115668 has 6 divisors (see below), whose sum is σ = 1952426. Its totient is φ = 557832.

The previous prime is 1115657. The next prime is 1115683. The reversal of 1115668 is 8665111.

1115668 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in only one way, i.e., 636804 + 478864 = 798^2 + 692^2 .

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139455 + ... + 139462.

2^1115668 is an apocalyptic number.

It is an amenable number.

1115668 is a deficient number, since it is larger than the sum of its proper divisors (836758).

1115668 is a wasteful number, since it uses less digits than its factorization.

1115668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278921 (or 278919 counting only the distinct ones).

The product of its digits is 1440, while the sum is 28.

The square root of 1115668 is about 1056.2518639037. The cubic root of 1115668 is about 103.7158168705.

The spelling of 1115668 in words is "one million, one hundred fifteen thousand, six hundred sixty-eight".