**1749**= 3 x 11 x 53. It is the product of three distinct Sophie Germain primes A157346). The sum of the three distinct prime factors is itself a prime number, 67 (A176877).

1748,

**1749**,

**and 1750 are three consecutive numbers with three distinct prime factors (A168626).**

**1749**is a member of a the Fibonacci-like sequence beginning with 14 and 11 (A206605).

**1749**divides 23

^{4}- 1.

**1749**is the number of digits in the fourth Cullen prime.

Source: What's Special About This Number?