5745 has 8 divisors (see below), whose sum is σ = 9216. Its totient is φ = 3056.

The previous prime is 5743. The next prime is 5749. The reversal of 5745 is 5475.

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

It is a cyclic number.

It is not a de Polignac number, because 5745 - 2¹ = 5743 is a prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 5745.

It is not an unprimeable number, because it can be changed into a prime (5741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177 + ... + 206.

It is an arithmetic number, because the mean of its divisors is an integer number (1152).

2⁵⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

5745 is a deficient number, since it is larger than the sum of its proper divisors (3471).

5745 is a wasteful number, since it uses less digits than its factorization.

5745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391.

The product of its digits is 700, while the sum is 21.

The square root of 5745 is about 75.7957782465. The cubic root of 5745 is about 17.9100450262.

The spelling of 5745 in words is "five thousand, seven hundred forty-five".