109249814 has 8 divisors (see below), whose sum is σ = 165716280. Its totient is φ = 54011056.

The previous prime is 109249807. The next prime is 109249817. The reversal of 109249814 is 418942901.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109249817) 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, 306704 + ... + 307059.

It is an arithmetic number, because the mean of its divisors is an integer number (20714535).

Almost surely, 2^109249814 is an apocalyptic number.

109249814 is a deficient number, since it is larger than the sum of its proper divisors (56466466).

109249814 is an equidigital number, since it uses as much as digits as its factorization.

109249814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613854.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 109249814 is about 10452.2635825930. The cubic root of 109249814 is about 478.0502710269.

The spelling of 109249814 in words is "one hundred nine million, two hundred forty-nine thousand, eight hundred fourteen".