1116253 has 4 divisors (see below), whose sum is σ = 1146460. Its totient is φ = 1086048.

The previous prime is 1116229. The next prime is 1116257. The reversal of 1116253 is 3526111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 842724 + 273529 = 918^2 + 523^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116253 - 2¹⁷ = 985181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1116253.

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, 15048 + ... + 15121.

It is an arithmetic number, because the mean of its divisors is an integer number (286615).

2^1116253 is an apocalyptic number.

It is an amenable number.

1116253 is a deficient number, since it is larger than the sum of its proper divisors (30207).

1116253 is an equidigital number, since it uses as much as digits as its factorization.

1116253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30206.

The product of its digits is 180, while the sum is 19.

The square root of 1116253 is about 1056.5287502004. The cubic root of 1116253 is about 103.7339414832.

It can be divided in two parts, 111625 and 3, that added together give a triangular number (111628 = T₄₇₂).

The spelling of 1116253 in words is "one million, one hundred sixteen thousand, two hundred fifty-three".