1101448889 has 8 divisors (see below), whose sum is σ = 1117182720. Its totient is φ = 1085760000.

The previous prime is 1101448847. The next prime is 1101448897. The reversal of 1101448889 is 9888441011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101448889 - 2¹² = 1101444793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1101448589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39764 + ... + 61514.

It is an arithmetic number, because the mean of its divisors is an integer number (139647840).

Almost surely, 2^1101448889 is an apocalyptic number.

It is an amenable number.

1101448889 is a deficient number, since it is larger than the sum of its proper divisors (15733831).

1101448889 is an equidigital number, since it uses as much as digits as its factorization.

1101448889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22471.

The product of its (nonzero) digits is 73728, while the sum is 44.

The square root of 1101448889 is about 33188.0835391259. The cubic root of 1101448889 is about 1032.7331467001.

The spelling of 1101448889 in words is "one billion, one hundred one million, four hundred forty-eight thousand, eight hundred eighty-nine".