109323573 has 4 divisors (see below), whose sum is σ = 145764768. Its totient is φ = 72882380.

The previous prime is 109323553. The next prime is 109323593. The reversal of 109323573 is 375323901.

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 an interprime number because it is at equal distance from previous prime (109323553) and next prime (109323593).

It is a cyclic number.

It is not a de Polignac number, because 109323573 - 2⁵ = 109323541 is a prime.

It is a super-2 number, since 2×109323573² = 23903287226972658, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109323523) 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 3 ways as a sum of consecutive naturals, for example, 18220593 + ... + 18220598.

It is an arithmetic number, because the mean of its divisors is an integer number (36441192).

Almost surely, 2^109323573 is an apocalyptic number.

It is an amenable number.

109323573 is a deficient number, since it is larger than the sum of its proper divisors (36441195).

109323573 is an equidigital number, since it uses as much as digits as its factorization.

109323573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36441194.

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 109323573 is about 10455.7913617287. The cubic root of 109323573 is about 478.1578305621.

The spelling of 109323573 in words is "one hundred nine million, three hundred twenty-three thousand, five hundred seventy-three".