1116749 has 2 divisors, whose sum is σ = 1116750. Its totient is φ = 1116748.

The previous prime is 1116743. The next prime is 1116751. The reversal of 1116749 is 9476111.

1116749 is nontrivially palindromic in base 9.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087849 + 28900 = 1043^2 + 170^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116749 - 2¹² = 1112653 is a prime.

It is a Sophie Germain prime.

Together with 1116751, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558374 + 558375.

It is an arithmetic number, because the mean of its divisors is an integer number (558375).

2^1116749 is an apocalyptic number.

It is an amenable number.

1116749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116749 is an equidigital number, since it uses as much as digits as its factorization.

1116749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 29.

The square root of 1116749 is about 1056.7634550835. The cubic root of 1116749 is about 103.7493037162.

The spelling of 1116749 in words is "one million, one hundred sixteen thousand, seven hundred forty-nine".