14421017405 has 8 divisors (see below), whose sum is σ = 17306726712. Its totient is φ = 11535810048.

The previous prime is 14421017389. The next prime is 14421017407. The reversal of 14421017405 is 50471012441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 382085209 + 14038932196 = 19547^2 + 118486^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14421017405 - 2⁴ = 14421017389 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 (14421017407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59084 + ... + 179813.

It is an arithmetic number, because the mean of its divisors is an integer number (2163340839).

Almost surely, 2^14421017405 is an apocalyptic number.

It is an amenable number.

14421017405 is a deficient number, since it is larger than the sum of its proper divisors (2885709307).

14421017405 is a wasteful number, since it uses less digits than its factorization.

14421017405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250975.

The product of its (nonzero) digits is 4480, while the sum is 29.

Adding to 14421017405 its reverse (50471012441), we get a palindrome (64892029846).

The spelling of 14421017405 in words is "fourteen billion, four hundred twenty-one million, seventeen thousand, four hundred five".