1116247 has 4 divisors (see below), whose sum is σ = 1217736. Its totient is φ = 1014760.

The previous prime is 1116229. The next prime is 1116257. The reversal of 1116247 is 7426111.

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

It is a cyclic number.

It is not a de Polignac number, because 1116247 - 2¹⁹ = 591959 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116257) 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, 50728 + ... + 50749.

It is an arithmetic number, because the mean of its divisors is an integer number (304434).

2^1116247 is an apocalyptic number.

1116247 is a deficient number, since it is larger than the sum of its proper divisors (101489).

1116247 is a wasteful number, since it uses less digits than its factorization.

1116247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101488.

The product of its digits is 336, while the sum is 22.

The square root of 1116247 is about 1056.5259107092. The cubic root of 1116247 is about 103.7337556219.

The spelling of 1116247 in words is "one million, one hundred sixteen thousand, two hundred forty-seven".