1116987 has 8 divisors (see below), whose sum is σ = 1497600. Its totient is φ = 740520.

The previous prime is 1116977. The next prime is 1116989. The reversal of 1116987 is 7896111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1116987 - 2⁷ = 1116859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339 + ... + 1532.

It is an arithmetic number, because the mean of its divisors is an integer number (187200).

2^1116987 is an apocalyptic number.

1116987 is a deficient number, since it is larger than the sum of its proper divisors (380613).

1116987 is a wasteful number, since it uses less digits than its factorization.

1116987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073.

The product of its digits is 3024, while the sum is 33.

The square root of 1116987 is about 1056.8760570663. The cubic root of 1116987 is about 103.7566734953.

The spelling of 1116987 in words is "one million, one hundred sixteen thousand, nine hundred eighty-seven".