9755 has 4 divisors (see below), whose sum is σ = 11712. Its totient is φ = 7800.

The previous prime is 9749. The next prime is 9767. The reversal of 9755 is 5579.

9755 = T₅₄ + T₅₅ + ... + T₅₉.

9755 is nontrivially palindromic in base 7.

9755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5579 = 7 ⋅797.

It is not a de Polignac number, because 9755 - 2⁴ = 9739 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12 and base 14.

It is a nialpdrome in base 10.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 971 + ... + 980.

It is an arithmetic number, because the mean of its divisors is an integer number (2928).

2⁹⁷⁵⁵ is an apocalyptic number.

9755 is a deficient number, since it is larger than the sum of its proper divisors (1957).

9755 is a wasteful number, since it uses less digits than its factorization.

9755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956.

The product of its digits is 1575, while the sum is 26.

The square root of 9755 is about 98.7674035297. The cubic root of 9755 is about 21.3669446294.

It can be divided in two parts, 97 and 55, that multiplied together give a palindrome (5335).

The spelling of 9755 in words is "nine thousand, seven hundred fifty-five".