140340131342 has 8 divisors (see below), whose sum is σ = 213652140456. Its totient is φ = 69122751192.

The previous prime is 140340131339. The next prime is 140340131417. The reversal of 140340131342 is 243131043041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×140340131342³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523657073 + ... + 523657340.

It is an arithmetic number, because the mean of its divisors is an integer number (26706517557).

Almost surely, 2^140340131342 is an apocalyptic number.

140340131342 is a deficient number, since it is larger than the sum of its proper divisors (73312009114).

140340131342 is a wasteful number, since it uses less digits than its factorization.

140340131342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047314482.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 140340131342 its reverse (243131043041), we get a palindrome (383471174383).

The spelling of 140340131342 in words is "one hundred forty billion, three hundred forty million, one hundred thirty-one thousand, three hundred forty-two".