108806219 has 2 divisors, whose sum is σ = 108806220. Its totient is φ = 108806218.

The previous prime is 108806209. The next prime is 108806263. The reversal of 108806219 is 912608801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108806219 is a prime.

It is a super-2 number, since 2×108806219² = 23677586586151922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108806209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54403109 + 54403110.

It is an arithmetic number, because the mean of its divisors is an integer number (54403110).

Almost surely, 2^108806219 is an apocalyptic number.

108806219 is a deficient number, since it is larger than the sum of its proper divisors (1).

108806219 is an equidigital number, since it uses as much as digits as its factorization.

108806219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 108806219 is about 10431.0219537685. The cubic root of 108806219 is about 477.4023725192.

The spelling of 108806219 in words is "one hundred eight million, eight hundred six thousand, two hundred nineteen".