109194897 has 8 divisors (see below), whose sum is σ = 166392256. Its totient is φ = 62397072.

The previous prime is 109194887. The next prime is 109194907. The reversal of 109194897 is 798491901.

It is an interprime number because it is at equal distance from previous prime (109194887) and next prime (109194907).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109194897 - 2⁷ = 109194769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109194857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2599858 + ... + 2599899.

It is an arithmetic number, because the mean of its divisors is an integer number (20799032).

Almost surely, 2^109194897 is an apocalyptic number.

It is an amenable number.

109194897 is a deficient number, since it is larger than the sum of its proper divisors (57197359).

109194897 is an equidigital number, since it uses as much as digits as its factorization.

109194897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5199767.

The product of its (nonzero) digits is 163296, while the sum is 48.

The square root of 109194897 is about 10449.6362137636. The cubic root of 109194897 is about 477.9701565140.

The spelling of 109194897 in words is "one hundred nine million, one hundred ninety-four thousand, eight hundred ninety-seven".