143040000 has 200 divisors, whose sum is σ = 479377800. Its totient is φ = 37888000.

The previous prime is 143039969. The next prime is 143040011. The reversal of 143040000 is 40341.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 959926 + ... + 960074.

It is an arithmetic number, because the mean of its divisors is an integer number (2396889).

Almost surely, 2^143040000 is an apocalyptic number.

143040000 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 143040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239688900).

143040000 is an abundant number, since it is smaller than the sum of its proper divisors (336337800).

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

143040000 is an frugal number, since it uses more digits than its factorization.

143040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 143040000 is about 11959.9331101808. The cubic root of 143040000 is about 522.9809068728.

Adding to 143040000 its reverse (40341), we get a palindrome (143080341).

The spelling of 143040000 in words is "one hundred forty-three million, forty thousand".