1109064072 has 16 divisors (see below), whose sum is σ = 2772660240. Its totient is φ = 369688016.

The previous prime is 1109064059. The next prime is 1109064113. The reversal of 1109064072 is 2704609011.

It is a happy number.

It is a super-3 number, since 3×1109064072³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23105478 + ... + 23105525.

It is an arithmetic number, because the mean of its divisors is an integer number (173291265).

Almost surely, 2^1109064072 is an apocalyptic number.

1109064072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1109064072 is an abundant number, since it is smaller than the sum of its proper divisors (1663596168).

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

1109064072 is a wasteful number, since it uses less digits than its factorization.

1109064072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46211012 (or 46211008 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1109064072 is about 33302.6135911282. The cubic root of 1109064072 is about 1035.1077149908.

The spelling of 1109064072 in words is "one billion, one hundred nine million, sixty-four thousand, seventy-two".