1340322254342 has 8 divisors (see below), whose sum is σ = 2011513876032. Its totient is φ = 669817629000.

The previous prime is 1340322254339. The next prime is 1340322254399. The reversal of 1340322254342 is 2434522230431.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 171744209 + ... + 171752012.

It is an arithmetic number, because the mean of its divisors is an integer number (251439234504).

Almost surely, 2^{1340322254342} is an apocalyptic number.

1340322254342 is a deficient number, since it is larger than the sum of its proper divisors (671191621690).

1340322254342 is a wasteful number, since it uses less digits than its factorization.

1340322254342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343498174.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 1340322254342 its reverse (2434522230431), we get a palindrome (3774844484773).

The spelling of 1340322254342 in words is "one trillion, three hundred forty billion, three hundred twenty-two million, two hundred fifty-four thousand, three hundred forty-two".