1144334445 has 8 divisors (see below), whose sum is σ = 1830935136. Its totient is φ = 610311696.

The previous prime is 1144334431. The next prime is 1144334449. The reversal of 1144334445 is 5444334411.

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

It is a de Polignac number, because none of the positive numbers 2^k-1144334445 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144334449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 38144467 + ... + 38144496.

It is an arithmetic number, because the mean of its divisors is an integer number (228866892).

Almost surely, 2^1144334445 is an apocalyptic number.

1144334445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1144334445 is a deficient number, since it is larger than the sum of its proper divisors (686600691).

1144334445 is an equidigital number, since it uses as much as digits as its factorization.

1144334445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76288971.

The product of its digits is 46080, while the sum is 33.

The square root of 1144334445 is about 33828.0127261416. The cubic root of 1144334445 is about 1045.9662148615.

Adding to 1144334445 its reverse (5444334411), we get a palindrome (6588668856).

The spelling of 1144334445 in words is "one billion, one hundred forty-four million, three hundred thirty-four thousand, four hundred forty-five".