14421212441 has 4 divisors (see below), whose sum is σ = 14422678884. Its totient is φ = 14419746000.

The previous prime is 14421212347. The next prime is 14421212471.

14421212441 is nontrivially palindromic in base 10.

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 9154662400 + 5266550041 = 95680^2 + 72571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14421212441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14421212441.

It is not an unprimeable number, because it can be changed into a prime (14421212471) 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, 718370 + ... + 738171.

It is an arithmetic number, because the mean of its divisors is an integer number (3605669721).

Almost surely, 2^14421212441 is an apocalyptic number.

It is an amenable number.

14421212441 is a deficient number, since it is larger than the sum of its proper divisors (1466443).

14421212441 is an equidigital number, since it uses as much as digits as its factorization.

14421212441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466442.

The product of its digits is 2048, while the sum is 26.

The spelling of 14421212441 in words is "fourteen billion, four hundred twenty-one million, two hundred twelve thousand, four hundred forty-one".