108720799 has 6 divisors (see below), whose sum is σ = 119503160. Its totient is φ = 98836980.

The previous prime is 108720791. The next prime is 108720811. The reversal of 108720799 is 997027801.

It is a happy number.

It is not a de Polignac number, because 108720799 - 2³ = 108720791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108720791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 449139 + ... + 449380.

Almost surely, 2^108720799 is an apocalyptic number.

108720799 is a deficient number, since it is larger than the sum of its proper divisors (10782361).

108720799 is an equidigital number, since it uses as much as digits as its factorization.

108720799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898541 (or 898530 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 43.

The square root of 108720799 is about 10426.9266325222. The cubic root of 108720799 is about 477.2774091140.

The spelling of 108720799 in words is "one hundred eight million, seven hundred twenty thousand, seven hundred ninety-nine".