1044401120 has 192 divisors, whose sum is σ = 3143992320. Its totient is φ = 319168512.

The previous prime is 1044401117. The next prime is 1044401131. The reversal of 1044401120 is 211044401.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 360317 + ... + 363203.

It is an arithmetic number, because the mean of its divisors is an integer number (16374960).

Almost surely, 2^1044401120 is an apocalyptic number.

1044401120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1044401120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1571996160).

1044401120 is an abundant number, since it is smaller than the sum of its proper divisors (2099591200).

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

1044401120 is a wasteful number, since it uses less digits than its factorization.

1044401120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945 (or 2937 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1044401120 is about 32317.1954228705. The cubic root of 1044401120 is about 1014.5865707678.

Adding to 1044401120 its reverse (211044401), we get a palindrome (1255445521).

The spelling of 1044401120 in words is "one billion, forty-four million, four hundred one thousand, one hundred twenty".