109342247 has 8 divisors (see below), whose sum is σ = 126674976. Its totient is φ = 92437632.

The previous prime is 109342243. The next prime is 109342273. The reversal of 109342247 is 742243901.

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

It is not a de Polignac number, because 109342247 - 2² = 109342243 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 (109342243) 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 7 ways as a sum of consecutive naturals, for example, 106478 + ... + 107499.

It is an arithmetic number, because the mean of its divisors is an integer number (15834372).

Almost surely, 2^109342247 is an apocalyptic number.

109342247 is a deficient number, since it is larger than the sum of its proper divisors (17332729).

109342247 is an equidigital number, since it uses as much as digits as its factorization.

109342247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214057.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 109342247 is about 10456.6843215237. The cubic root of 109342247 is about 478.1850543673.

The spelling of 109342247 in words is "one hundred nine million, three hundred forty-two thousand, two hundred forty-seven".