1066015320 has 64 divisors (see below), whose sum is σ = 3227973120. Its totient is φ = 281610624.

The previous prime is 1066015297. The next prime is 1066015361. The reversal of 1066015320 is 235106601.

1066015320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1066015320² = 2272777324949404800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28672 + ... + 54351.

It is an arithmetic number, because the mean of its divisors is an integer number (50437080).

Almost surely, 2^1066015320 is an apocalyptic number.

1066015320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066015320 is an abundant number, since it is smaller than the sum of its proper divisors (2161957800).

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

1066015320 is a wasteful number, since it uses less digits than its factorization.

1066015320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83144 (or 83140 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1066015320 is about 32649.8900457567. The cubic root of 1066015320 is about 1021.5378953892.

The spelling of 1066015320 in words is "one billion, sixty-six million, fifteen thousand, three hundred twenty".