1116242 has 4 divisors (see below), whose sum is σ = 1674366. Its totient is φ = 558120.

The previous prime is 1116229. The next prime is 1116257. The reversal of 1116242 is 2426111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 923521 + 192721 = 961^2 + 439^2 .

It is a super-3 number, since 3×1116242³ = 4172499879427333464, which contains 333 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1116242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279059 + ... + 279062.

2^1116242 is an apocalyptic number.

1116242 is a deficient number, since it is larger than the sum of its proper divisors (558124).

1116242 is an equidigital number, since it uses as much as digits as its factorization.

1116242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558123.

The product of its digits is 96, while the sum is 17.

The square root of 1116242 is about 1056.5235444608. The cubic root of 1116242 is about 103.7336007370.

It can be divided in two parts, 1116 and 242, that multiplied together give a palindrome (270072).

The spelling of 1116242 in words is "one million, one hundred sixteen thousand, two hundred forty-two".