14021540441 has 4 divisors (see below), whose sum is σ = 14230817232. Its totient is φ = 13812263652.

The previous prime is 14021540419. The next prime is 14021540453. The reversal of 14021540441 is 14404512041.

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 a cyclic number.

It is not a de Polignac number, because 14021540441 - 2¹⁴ = 14021524057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14021540441.

It is not an unprimeable number, because it can be changed into a prime (14021530441) 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, 104638295 + ... + 104638428.

It is an arithmetic number, because the mean of its divisors is an integer number (3557704308).

Almost surely, 2^14021540441 is an apocalyptic number.

It is an amenable number.

14021540441 is a deficient number, since it is larger than the sum of its proper divisors (209276791).

14021540441 is an equidigital number, since it uses as much as digits as its factorization.

14021540441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209276790.

The product of its (nonzero) digits is 2560, while the sum is 26.

The spelling of 14021540441 in words is "fourteen billion, twenty-one million, five hundred forty thousand, four hundred forty-one".