This number is the 34th prime number, 'Murder' equals 34, and Layne died at age 34.
He died a span of 191-days after the Society of Jesus's birthday and 'Society of Jesus' equals 191.
It's said that Layne weighed 86 pounds when he died, 'Human Sacrifice' equals 86, 'Blood Sacrifice' equals 86, and "86'd" means to get rid of.
He died on the same day and in the same city that Kurt Cobain did, but eight years later.