108415227 has 4 divisors (see below), whose sum is σ = 144553640. Its totient is φ = 72276816.

The previous prime is 108415187. The next prime is 108415243. The reversal of 108415227 is 722514801.

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

It is not a de Polignac number, because 108415227 - 2⁶ = 108415163 is a prime.

It is a super-2 number, since 2×108415227² = 23507722890923058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 108415194 and 108415203.

It is not an unprimeable number, because it can be changed into a prime (108415247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18069202 + ... + 18069207.

It is an arithmetic number, because the mean of its divisors is an integer number (36138410).

Almost surely, 2^108415227 is an apocalyptic number.

108415227 is a deficient number, since it is larger than the sum of its proper divisors (36138413).

108415227 is an equidigital number, since it uses as much as digits as its factorization.

108415227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36138412.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 108415227 is about 10412.2632986301. The cubic root of 108415227 is about 476.8298423091.

The spelling of 108415227 in words is "one hundred eight million, four hundred fifteen thousand, two hundred twenty-seven".