109747 has 6 divisors (see below), whose sum is σ = 120764. Its totient is φ = 99660.

The previous prime is 109741. The next prime is 109751. The reversal of 109747 is 747901.

It is not a de Polignac number, because 109747 - 2⁷ = 109619 is a prime.

It is a pancake number, because a pancake can be divided into 109747 parts by 468 straight cuts.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (109741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333 + ... + 574.

2¹⁰⁹⁷⁴⁷ is an apocalyptic number.

109747 is a deficient number, since it is larger than the sum of its proper divisors (11017).

109747 is an equidigital number, since it uses as much as digits as its factorization.

109747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 109747 is about 331.2808476203. The cubic root of 109747 is about 47.8774361528.

The spelling of 109747 in words is "one hundred nine thousand, seven hundred forty-seven".