109056 has 40 divisors (see below), whose sum is σ = 294624. Its totient is φ = 35840.

The previous prime is 109049. The next prime is 109063. The reversal of 109056 is 650901.

109056 = T₁₆ + T₁₇ + ... + T₈₆.

It is an interprime number because it is at equal distance from previous prime (109049) and next prime (109063).

It is a super-2 number, since 2×109056² = 23786422272, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501 + ... + 1571.

2¹⁰⁹⁰⁵⁶ is an apocalyptic number.

109056 is a gapful number since it is divisible by the number (16) 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 109056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147312).

109056 is an abundant number, since it is smaller than the sum of its proper divisors (185568).

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

109056 is an frugal number, since it uses more digits than its factorization.

109056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 109056 is about 330.2362790488. The cubic root of 109056 is about 47.7767409586.

Adding to 109056 its reverse (650901), we get a palindrome (759957).

The spelling of 109056 in words is "one hundred nine thousand, fifty-six".