109548 has 36 divisors (see below), whose sum is σ = 294840. Its totient is φ = 34176.

The previous prime is 109547. The next prime is 109567. The reversal of 109548 is 845901.

It is a tau number, because it is divible by the number of its divisors (36).

It is an Ulam number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (109541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 523 + ... + 701.

It is an arithmetic number, because the mean of its divisors is an integer number (8190).

2¹⁰⁹⁵⁴⁸ is an apocalyptic number.

109548 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147420).

109548 is an abundant number, since it is smaller than the sum of its proper divisors (185292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109548 is a wasteful number, since it uses less digits than its factorization.

109548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 109548 is about 330.9803619552. The cubic root of 109548 is about 47.8484805419.

The spelling of 109548 in words is "one hundred nine thousand, five hundred forty-eight".