109196026 has 4 divisors (see below), whose sum is σ = 163794042. Its totient is φ = 54598012.

The previous prime is 109196023. The next prime is 109196027. The reversal of 109196026 is 620691901.

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

It can be written as a sum of positive squares in only one way, i.e., 94381225 + 14814801 = 9715^2 + 3849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 109195982 and 109196000.

It is not an unprimeable number, because it can be changed into a prime (109196023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27299005 + ... + 27299008.

Almost surely, 2^109196026 is an apocalyptic number.

109196026 is a deficient number, since it is larger than the sum of its proper divisors (54598016).

109196026 is an equidigital number, since it uses as much as digits as its factorization.

109196026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54598015.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 109196026 is about 10449.6902346433. The cubic root of 109196026 is about 477.9718038024.

The spelling of 109196026 in words is "one hundred nine million, one hundred ninety-six thousand, twenty-six".