109832018 has 4 divisors (see below), whose sum is σ = 164748030. Its totient is φ = 54916008.

The previous prime is 109832011. The next prime is 109832069. The reversal of 109832018 is 810238901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 810238901 = 829 ⋅977369.

It can be written as a sum of positive squares in only one way, i.e., 93566929 + 16265089 = 9673^2 + 4033^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (109832011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27458003 + ... + 27458006.

Almost surely, 2^109832018 is an apocalyptic number.

109832018 is a deficient number, since it is larger than the sum of its proper divisors (54916012).

109832018 is an equidigital number, since it uses as much as digits as its factorization.

109832018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54916011.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 109832018 is about 10480.0771943722. The cubic root of 109832018 is about 478.8979607524.

The spelling of 109832018 in words is "one hundred nine million, eight hundred thirty-two thousand, eighteen".