109528 has 8 divisors (see below), whose sum is σ = 205380. Its totient is φ = 54760.

The previous prime is 109519. The next prime is 109537. The reversal of 109528 is 825901.

It is an interprime number because it is at equal distance from previous prime (109519) and next prime (109537).

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 15.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

109528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6838 + ... + 6853.

2¹⁰⁹⁵²⁸ is an apocalyptic number.

It is an amenable number.

109528 is a deficient number, since it is larger than the sum of its proper divisors (95852).

109528 is a wasteful number, since it uses less digits than its factorization.

109528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13697 (or 13693 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 109528 is about 330.9501473032. The cubic root of 109528 is about 47.8455684916.

It can be divided in two parts, 10952 and 8, that multiplied together give a square (87616 = 296²).

The spelling of 109528 in words is "one hundred nine thousand, five hundred twenty-eight".