14061206541421 has 4 divisors (see below), whose sum is σ = 15142837813852. Its totient is φ = 12979575268992.

The previous prime is 14061206541413. The next prime is 14061206541451. The reversal of 14061206541421 is 12414560216041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2895149892196 + 11166056649225 = 1701514^2 + 3341565^2 .

It is a cyclic number.

It is not a de Polignac number, because 14061206541421 - 2³ = 14061206541413 is a prime.

It is a super-3 number, since 3×14061206541421³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14061206541451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540815636196 + ... + 540815636221.

It is an arithmetic number, because the mean of its divisors is an integer number (3785709453463).

Almost surely, 2^{14061206541421} is an apocalyptic number.

It is an amenable number.

14061206541421 is a deficient number, since it is larger than the sum of its proper divisors (1081631272431).

14061206541421 is a wasteful number, since it uses less digits than its factorization.

14061206541421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081631272430.

The product of its (nonzero) digits is 46080, while the sum is 37.

Adding to 14061206541421 its reverse (12414560216041), we get a palindrome (26475766757462).

The spelling of 14061206541421 in words is "fourteen trillion, sixty-one billion, two hundred six million, five hundred forty-one thousand, four hundred twenty-one".