108400003 has 4 divisors (see below), whose sum is σ = 108426960. Its totient is φ = 108373048.

The previous prime is 108399979. The next prime is 108400013. The reversal of 108400003 is 300004801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 108400003 - 2⁵ = 108399971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108400003.

It is not an unprimeable number, because it can be changed into a prime (108400013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6100 + ... + 15937.

It is an arithmetic number, because the mean of its divisors is an integer number (27106740).

Almost surely, 2^108400003 is an apocalyptic number.

108400003 is a deficient number, since it is larger than the sum of its proper divisors (26957).

108400003 is an equidigital number, since it uses as much as digits as its factorization.

108400003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26956.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 108400003 is about 10411.5322119273. The cubic root of 108400003 is about 476.8075219594.

Adding to 108400003 its reverse (300004801), we get a palindrome (408404804).

The spelling of 108400003 in words is "one hundred eight million, four hundred thousand, three".