1073430144 has 96 divisors (see below), whose sum is σ = 3203403840. Its totient is φ = 357799680.

The previous prime is 1073430139. The next prime is 1073430181. The reversal of 1073430144 is 4410343701.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13849 + ... + 48359.

It is an arithmetic number, because the mean of its divisors is an integer number (33368790).

Almost surely, 2^1073430144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1073430144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1601701920).

1073430144 is an abundant number, since it is smaller than the sum of its proper divisors (2129973696).

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

1073430144 is an frugal number, since it uses more digits than its factorization.

1073430144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34540 (or 34516 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1073430144 is about 32763.2437954486. The cubic root of 1073430144 is about 1023.9009100080.

Adding to 1073430144 its reverse (4410343701), we get a palindrome (5483773845).

The spelling of 1073430144 in words is "one billion, seventy-three million, four hundred thirty thousand, one hundred forty-four".