14101043545421 has 4 divisors (see below), whose sum is σ = 16115478337632. Its totient is φ = 12086608753212.

The previous prime is 14101043545417. The next prime is 14101043545439. The reversal of 14101043545421 is 12454534010141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14101043545421 - 2² = 14101043545417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14101043545921) 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, 1007217396095 + ... + 1007217396108.

It is an arithmetic number, because the mean of its divisors is an integer number (4028869584408).

Almost surely, 2^{14101043545421} is an apocalyptic number.

It is an amenable number.

14101043545421 is a deficient number, since it is larger than the sum of its proper divisors (2014434792211).

14101043545421 is an equidigital number, since it uses as much as digits as its factorization.

14101043545421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014434792210.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 14101043545421 its reverse (12454534010141), we get a palindrome (26555577555562).

The spelling of 14101043545421 in words is "fourteen trillion, one hundred one billion, forty-three million, five hundred forty-five thousand, four hundred twenty-one".