108903225 has 24 divisors (see below), whose sum is σ = 182528992. Its totient is φ = 57283200.

The previous prime is 108903191. The next prime is 108903233. The reversal of 108903225 is 522309801.

It is a happy number.

It is not a de Polignac number, because 108903225 - 2⁷ = 108903097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 108903192 and 108903201.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4471 + ... + 15420.

Almost surely, 2^108903225 is an apocalyptic number.

108903225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108903225 is a deficient number, since it is larger than the sum of its proper divisors (73625767).

108903225 is a wasteful number, since it uses less digits than its factorization.

108903225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19977 (or 19972 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 108903225 is about 10435.6707977973. The cubic root of 108903225 is about 477.5442061355.

The spelling of 108903225 in words is "one hundred eight million, nine hundred three thousand, two hundred twenty-five".