108120911 has 2 divisors, whose sum is σ = 108120912. Its totient is φ = 108120910.

The previous prime is 108120899. The next prime is 108120913. The reversal of 108120911 is 119021801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108120911 - 2¹⁸ = 107858767 is a prime.

Together with 108120913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108120913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54060455 + 54060456.

It is an arithmetic number, because the mean of its divisors is an integer number (54060456).

Almost surely, 2^108120911 is an apocalyptic number.

108120911 is a deficient number, since it is larger than the sum of its proper divisors (1).

108120911 is an equidigital number, since it uses as much as digits as its factorization.

108120911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 108120911 is about 10398.1205513304. The cubic root of 108120911 is about 476.3979662078.

The spelling of 108120911 in words is "one hundred eight million, one hundred twenty thousand, nine hundred eleven".