143034320 has 80 divisors (see below), whose sum is σ = 390724992. Its totient is φ = 48007680.

The previous prime is 143034271. The next prime is 143034323. The reversal of 143034320 is 23430341.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 143034292 and 143034301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143034323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5189 + ... + 17691.

Almost surely, 2^143034320 is an apocalyptic number.

143034320 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 143034320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195362496).

143034320 is an abundant number, since it is smaller than the sum of its proper divisors (247690672).

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

143034320 is a wasteful number, since it uses less digits than its factorization.

143034320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12540 (or 12534 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 143034320 is about 11959.6956483014. The cubic root of 143034320 is about 522.9739844015.

Adding to 143034320 its reverse (23430341), we get a palindrome (166464661).

The spelling of 143034320 in words is "one hundred forty-three million, thirty-four thousand, three hundred twenty".