108920219 has 2 divisors, whose sum is σ = 108920220. Its totient is φ = 108920218.

The previous prime is 108920183. The next prime is 108920237. The reversal of 108920219 is 912029801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108920219 - 2²⁴ = 92143003 is a prime.

It is a super-2 number, since 2×108920219² = 23727228214015922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108920299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54460109 + 54460110.

It is an arithmetic number, because the mean of its divisors is an integer number (54460110).

Almost surely, 2^108920219 is an apocalyptic number.

108920219 is a deficient number, since it is larger than the sum of its proper divisors (1).

108920219 is an equidigital number, since it uses as much as digits as its factorization.

108920219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 108920219 is about 10436.4849925633. The cubic root of 108920219 is about 477.5690445923.

The spelling of 108920219 in words is "one hundred eight million, nine hundred twenty thousand, two hundred nineteen".