140123141142 has 16 divisors (see below), whose sum is σ = 280423784640. Its totient is φ = 46678129992.

The previous prime is 140123141117. The next prime is 140123141161. The reversal of 140123141142 is 241141321041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7385668 + ... + 7404615.

It is an arithmetic number, because the mean of its divisors is an integer number (17526486540).

Almost surely, 2^140123141142 is an apocalyptic number.

140123141142 is an abundant number, since it is smaller than the sum of its proper divisors (140300643498).

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

140123141142 is a wasteful number, since it uses less digits than its factorization.

140123141142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14791867.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 140123141142 its reverse (241141321041), we get a palindrome (381264462183).

The spelling of 140123141142 in words is "one hundred forty billion, one hundred twenty-three million, one hundred forty-one thousand, one hundred forty-two".