109244559 has 4 divisors (see below), whose sum is σ = 145659416. Its totient is φ = 72829704.

The previous prime is 109244519. The next prime is 109244621. The reversal of 109244559 is 955442901.

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

It is not a de Polignac number, because 109244559 - 2¹² = 109240463 is a prime.

It is a super-2 number, since 2×109244559² = 23868747342208962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109244519) 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 in 3 ways as a sum of consecutive naturals, for example, 18207424 + ... + 18207429.

It is an arithmetic number, because the mean of its divisors is an integer number (36414854).

Almost surely, 2^109244559 is an apocalyptic number.

109244559 is a deficient number, since it is larger than the sum of its proper divisors (36414857).

109244559 is an equidigital number, since it uses as much as digits as its factorization.

109244559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36414856.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 109244559 is about 10452.0121986152. The cubic root of 109244559 is about 478.0426060422.

The spelling of 109244559 in words is "one hundred nine million, two hundred forty-four thousand, five hundred fifty-nine".