108103155 has 32 divisors (see below), whose sum is σ = 180048960. Its totient is φ = 55319040.

The previous prime is 108103147. The next prime is 108103223. The reversal of 108103155 is 551301801.

It is not a de Polignac number, because 108103155 - 2³ = 108103147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78049 + ... + 79421.

It is an arithmetic number, because the mean of its divisors is an integer number (5626530).

Almost surely, 2^108103155 is an apocalyptic number.

108103155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

108103155 is a deficient number, since it is larger than the sum of its proper divisors (71945805).

108103155 is a wasteful number, since it uses less digits than its factorization.

108103155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 108103155 is about 10397.2667081306. The cubic root of 108103155 is about 476.3718861914.

Adding to 108103155 its reverse (551301801), we get a palindrome (659404956).

The spelling of 108103155 in words is "one hundred eight million, one hundred three thousand, one hundred fifty-five".