109918444 has 6 divisors (see below), whose sum is σ = 192357284. Its totient is φ = 54959220.

The previous prime is 109918429. The next prime is 109918451. The reversal of 109918444 is 444819901.

It is a super-2 number, since 2×109918444² = 24164128662762272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109918397 and 109918406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13739802 + ... + 13739809.

Almost surely, 2^109918444 is an apocalyptic number.

It is an amenable number.

109918444 is a deficient number, since it is larger than the sum of its proper divisors (82438840).

109918444 is a wasteful number, since it uses less digits than its factorization.

109918444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27479615 (or 27479613 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 109918444 is about 10484.1997310238. The cubic root of 109918444 is about 479.0235415693.

The spelling of 109918444 in words is "one hundred nine million, nine hundred eighteen thousand, four hundred forty-four".