109248243 has 8 divisors (see below), whose sum is σ = 156869328. Its totient is φ = 67229664.

The previous prime is 109248221. The next prime is 109248253. The reversal of 109248243 is 342842901.

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

It is not a de Polignac number, because 109248243 - 2⁶ = 109248179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109248253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1400580 + ... + 1400657.

It is an arithmetic number, because the mean of its divisors is an integer number (19608666).

Almost surely, 2^109248243 is an apocalyptic number.

109248243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

109248243 is a deficient number, since it is larger than the sum of its proper divisors (47621085).

109248243 is a wasteful number, since it uses less digits than its factorization.

109248243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801253.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 109248243 is about 10452.1884311373. The cubic root of 109248243 is about 478.0479795796.

The spelling of 109248243 in words is "one hundred nine million, two hundred forty-eight thousand, two hundred forty-three".