1109063641 has 16 divisors (see below), whose sum is σ = 1304415360. Its totient is φ = 923045760.

The previous prime is 1109063639. The next prime is 1109063671. The reversal of 1109063641 is 1463609011.

It is not a de Polignac number, because 1109063641 - 2¹ = 1109063639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1109063671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130830 + ... + 139048.

It is an arithmetic number, because the mean of its divisors is an integer number (81525960).

Almost surely, 2^1109063641 is an apocalyptic number.

It is an amenable number.

1109063641 is a deficient number, since it is larger than the sum of its proper divisors (195351719).

1109063641 is an equidigital number, since it uses as much as digits as its factorization.

1109063641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8784.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1109063641 is about 33302.6071201640. The cubic root of 1109063641 is about 1035.1075809043.

The spelling of 1109063641 in words is "one billion, one hundred nine million, sixty-three thousand, six hundred forty-one".