143343040 has 56 divisors (see below), whose sum is σ = 344728800. Its totient is φ = 56767488.

The previous prime is 143343029. The next prime is 143343047. The reversal of 143343040 is 40343341.

143343040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143343047) 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, 30786 + ... + 35134.

Almost surely, 2^143343040 is an apocalyptic number.

143343040 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 143343040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172364400).

143343040 is an abundant number, since it is smaller than the sum of its proper divisors (201385760).

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

143343040 is a wasteful number, since it uses less digits than its factorization.

143343040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4469 (or 4459 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 143343040 is about 11972.5953744374. The cubic root of 143343040 is about 523.3499699455.

Adding to 143343040 its reverse (40343341), we get a palindrome (183686381).

The spelling of 143343040 in words is "one hundred forty-three million, three hundred forty-three thousand, forty".