1109432875 has 8 divisors (see below), whose sum is σ = 1384572384. Its totient is φ = 887546200.

The previous prime is 1109432861. The next prime is 1109432887. The reversal of 1109432875 is 5782349011.

It is not a de Polignac number, because 1109432875 - 2¹¹ = 1109430827 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4437607 + ... + 4437856.

It is an arithmetic number, because the mean of its divisors is an integer number (173071548).

Almost surely, 2^1109432875 is an apocalyptic number.

1109432875 is a deficient number, since it is larger than the sum of its proper divisors (275139509).

1109432875 is an frugal number, since it uses more digits than its factorization.

1109432875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8875478 (or 8875468 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 1109432875 is about 33308.1502788732. The cubic root of 1109432875 is about 1035.2224389076. Note that the first 3 decimals are identical.

The spelling of 1109432875 in words is "one billion, one hundred nine million, four hundred thirty-two thousand, eight hundred seventy-five".