1406120021342 has 16 divisors (see below), whose sum is σ = 2110977303552. Its totient is φ = 702461046840.

The previous prime is 1406120021311. The next prime is 1406120021393. The reversal of 1406120021342 is 2431200216041.

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, 26961263 + ... + 27013365.

It is an arithmetic number, because the mean of its divisors is an integer number (131936081472).

Almost surely, 2^{1406120021342} is an apocalyptic number.

1406120021342 is a deficient number, since it is larger than the sum of its proper divisors (704857282210).

1406120021342 is a wasteful number, since it uses less digits than its factorization.

1406120021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63343.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1406120021342 its reverse (2431200216041), we get a palindrome (3837320237383).

The spelling of 1406120021342 in words is "one trillion, four hundred six billion, one hundred twenty million, twenty-one thousand, three hundred forty-two".