143040996 has 108 divisors (see below), whose sum is σ = 424504080. Its totient is φ = 40491360.

The previous prime is 143040991. The next prime is 143041007. The reversal of 143040996 is 699040341.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 143040996.

It is not an unprimeable number, because it can be changed into a prime (143040991) 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 35 ways as a sum of consecutive naturals, for example, 230775 + ... + 231393.

Almost surely, 2^143040996 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 143040996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212252040).

143040996 is an abundant number, since it is smaller than the sum of its proper divisors (281463084).

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

143040996 is a wasteful number, since it uses less digits than its factorization.

143040996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 143040996 is about 11959.9747491372. The cubic root of 143040996 is about 522.9821207239.

The spelling of 143040996 in words is "one hundred forty-three million, forty thousand, nine hundred ninety-six".