143240013142 has 24 divisors (see below), whose sum is σ = 235614189096. Its totient is φ = 65082670464.

The previous prime is 143240013127. The next prime is 143240013143. The reversal of 143240013142 is 241310042341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143240013143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2476128 + ... + 2533315.

It is an arithmetic number, because the mean of its divisors is an integer number (9817257879).

Almost surely, 2^143240013142 is an apocalyptic number.

143240013142 is a deficient number, since it is larger than the sum of its proper divisors (92374175954).

143240013142 is a wasteful number, since it uses less digits than its factorization.

143240013142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5009520 (or 5009491 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 143240013142 its reverse (241310042341), we get a palindrome (384550055483).

The spelling of 143240013142 in words is "one hundred forty-three billion, two hundred forty million, thirteen thousand, one hundred forty-two".