14010541421 has 4 divisors (see below), whose sum is σ = 14010947712. Its totient is φ = 14010135132.

The previous prime is 14010541411. The next prime is 14010541439. The reversal of 14010541421 is 12414501041.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12414501041 = 239 ⋅51943519.

It is a cyclic number.

It is not a de Polignac number, because 14010541421 - 2¹⁸ = 14010279277 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 (14010541411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146075 + ... + 222168.

It is an arithmetic number, because the mean of its divisors is an integer number (3502736928).

Almost surely, 2^14010541421 is an apocalyptic number.

It is an amenable number.

14010541421 is a deficient number, since it is larger than the sum of its proper divisors (406291).

14010541421 is an equidigital number, since it uses as much as digits as its factorization.

14010541421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406290.

The product of its (nonzero) digits is 640, while the sum is 23.

The spelling of 14010541421 in words is "fourteen billion, ten million, five hundred forty-one thousand, four hundred twenty-one".