1116613 has 4 divisors (see below), whose sum is σ = 1121760. Its totient is φ = 1111468.

The previous prime is 1116601. The next prime is 1116631. The reversal of 1116613 is 3166111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116613 is a prime.

It is a Duffinian number.

1116613 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116653) 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, 2233 + ... + 2686.

It is an arithmetic number, because the mean of its divisors is an integer number (280440).

2^1116613 is an apocalyptic number.

It is an amenable number.

1116613 is a deficient number, since it is larger than the sum of its proper divisors (5147).

1116613 is an equidigital number, since it uses as much as digits as its factorization.

1116613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5146.

The product of its digits is 108, while the sum is 19.

The square root of 1116613 is about 1056.6991057061. The cubic root of 1116613 is about 103.7450919438.

It can be divided in two parts, 111 and 6613, that added together give a square (6724 = 82²).

The spelling of 1116613 in words is "one million, one hundred sixteen thousand, six hundred thirteen".