110609621 has 4 divisors (see below), whose sum is σ = 116431200. Its totient is φ = 104788044.

The previous prime is 110609593. The next prime is 110609623. The reversal of 110609621 is 126906011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110609621 - 2¹⁸ = 110347477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110609623) 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, 2910761 + ... + 2910798.

It is an arithmetic number, because the mean of its divisors is an integer number (29107800).

Almost surely, 2^110609621 is an apocalyptic number.

It is an amenable number.

110609621 is a deficient number, since it is larger than the sum of its proper divisors (5821579).

110609621 is an equidigital number, since it uses as much as digits as its factorization.

110609621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821578.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 110609621 is about 10517.1108675339. The cubic root of 110609621 is about 480.0254919910.

The spelling of 110609621 in words is "one hundred ten million, six hundred nine thousand, six hundred twenty-one".