108799 has 2 divisors, whose sum is σ = 108800. Its totient is φ = 108798.

The previous prime is 108793. The next prime is 108803. The reversal of 108799 is 997801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108799 - 2³ = 108791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54399 + 54400.

It is an arithmetic number, because the mean of its divisors is an integer number (54400).

2¹⁰⁸⁷⁹⁹ is an apocalyptic number.

108799 is a deficient number, since it is larger than the sum of its proper divisors (1).

108799 is an equidigital number, since it uses as much as digits as its factorization.

108799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 108799 is about 329.8469341983. The cubic root of 108799 is about 47.7391814165.

It can be divided in two parts, 10 and 8799, that multiplied together give a triangular number (87990 = T₄₁₉).

The spelling of 108799 in words is "one hundred eight thousand, seven hundred ninety-nine".