1116939 has 4 divisors (see below), whose sum is σ = 1489256. Its totient is φ = 744624.

The previous prime is 1116937. The next prime is 1116943. The reversal of 1116939 is 9396111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9396111 = 3 ⋅3132037.

It is not a de Polignac number, because 1116939 - 2¹ = 1116937 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116937) 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, 186154 + ... + 186159.

It is an arithmetic number, because the mean of its divisors is an integer number (372314).

2^1116939 is an apocalyptic number.

1116939 is a deficient number, since it is larger than the sum of its proper divisors (372317).

1116939 is an equidigital number, since it uses as much as digits as its factorization.

1116939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372316.

The product of its digits is 1458, while the sum is 30.

The square root of 1116939 is about 1056.8533483885. The cubic root of 1116939 is about 103.7551872376.

The spelling of 1116939 in words is "one million, one hundred sixteen thousand, nine hundred thirty-nine".