1109528064 has 160 divisors (see below), whose sum is σ = 3327287040. Its totient is φ = 365008896.

The previous prime is 1109528039. The next prime is 1109528089. The reversal of 1109528064 is 4608259011.

It is an interprime number because it is at equal distance from previous prime (1109528039) and next prime (1109528089).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1146909 + ... + 1147875.

It is an arithmetic number, because the mean of its divisors is an integer number (20795544).

Almost surely, 2^1109528064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1109528064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663643520).

1109528064 is an abundant number, since it is smaller than the sum of its proper divisors (2217758976).

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

1109528064 is an frugal number, since it uses more digits than its factorization.

1109528064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1055 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1109528064 is about 33309.5791627574. The cubic root of 1109528064 is about 1035.2520453167.

The spelling of 1109528064 in words is "one billion, one hundred nine million, five hundred twenty-eight thousand, sixty-four".