108116999 has 2 divisors, whose sum is σ = 108117000. Its totient is φ = 108116998.

The previous prime is 108116929. The next prime is 108117001. The reversal of 108116999 is 999611801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108116999 is a prime.

Together with 108117001, 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 (108116909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54058499 + 54058500.

It is an arithmetic number, because the mean of its divisors is an integer number (54058500).

Almost surely, 2^108116999 is an apocalyptic number.

108116999 is a deficient number, since it is larger than the sum of its proper divisors (1).

108116999 is an equidigital number, since it uses as much as digits as its factorization.

108116999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 44.

The square root of 108116999 is about 10397.9324387111. The cubic root of 108116999 is about 476.3922205066.

The spelling of 108116999 in words is "one hundred eight million, one hundred sixteen thousand, nine hundred ninety-nine".