109926321 has 4 divisors (see below), whose sum is σ = 146568432. Its totient is φ = 73284212.

The previous prime is 109926319. The next prime is 109926379. The reversal of 109926321 is 123629901.

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, and also an emirpimes, since its reverse is a distinct semiprime: 123629901 = 3 ⋅41209967.

It is a cyclic number.

It is not a de Polignac number, because 109926321 - 2¹ = 109926319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109926121) 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, 18321051 + ... + 18321056.

It is an arithmetic number, because the mean of its divisors is an integer number (36642108).

Almost surely, 2^109926321 is an apocalyptic number.

It is an amenable number.

109926321 is a deficient number, since it is larger than the sum of its proper divisors (36642111).

109926321 is an equidigital number, since it uses as much as digits as its factorization.

109926321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36642110.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 109926321 is about 10484.5753848213. The cubic root of 109926321 is about 479.0349839265.

The spelling of 109926321 in words is "one hundred nine million, nine hundred twenty-six thousand, three hundred twenty-one".