143742731803 has 16 divisors (see below), whose sum is σ = 165076012800. Its totient is φ = 123788126880.

The previous prime is 143742731779. The next prime is 143742731813. The reversal of 143742731803 is 308137247341.

143742731803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-143742731803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143742731803.

It is not an unprimeable number, because it can be changed into a prime (143742731813) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5426850 + ... + 5453272.

It is an arithmetic number, because the mean of its divisors is an integer number (10317250800).

Almost surely, 2^143742731803 is an apocalyptic number.

143742731803 is a deficient number, since it is larger than the sum of its proper divisors (21333280997).

143742731803 is a wasteful number, since it uses less digits than its factorization.

143742731803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52482.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 143742731803 in words is "one hundred forty-three billion, seven hundred forty-two million, seven hundred thirty-one thousand, eight hundred three".