7116987 has 16 divisors (see below), whose sum is σ = 9861152. Its totient is φ = 4561920.

The previous prime is 7116983. The next prime is 7116997. The reversal of 7116987 is 7896117.

It is not a de Polignac number, because 7116987 - 2² = 7116983 is a prime.

It is a Duffinian number.

7116987 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7116983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10437 + ... + 11097.

It is an arithmetic number, because the mean of its divisors is an integer number (616322).

Almost surely, 2^7116987 is an apocalyptic number.

7116987 is a deficient number, since it is larger than the sum of its proper divisors (2744165).

7116987 is a wasteful number, since it uses less digits than its factorization.

7116987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798.

The product of its digits is 21168, while the sum is 39.

The square root of 7116987 is about 2667.7681683385. The cubic root of 7116987 is about 192.3528937398.

The spelling of 7116987 in words is "seven million, one hundred sixteen thousand, nine hundred eighty-seven".