14013414221 has 2 divisors, whose sum is σ = 14013414222. Its totient is φ = 14013414220.

The previous prime is 14013414209. The next prime is 14013414241. The reversal of 14013414221 is 12241431041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8917024900 + 5096389321 = 94430^2 + 71389^2 .

It is a cyclic number.

It is not a de Polignac number, because 14013414221 - 2¹⁴ = 14013397837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14013414241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006707110 + 7006707111.

It is an arithmetic number, because the mean of its divisors is an integer number (7006707111).

Almost surely, 2^14013414221 is an apocalyptic number.

It is an amenable number.

14013414221 is a deficient number, since it is larger than the sum of its proper divisors (1).

14013414221 is an equidigital number, since it uses as much as digits as its factorization.

14013414221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 14013414221 its reverse (12241431041), we get a palindrome (26254845262).

The spelling of 14013414221 in words is "fourteen billion, thirteen million, four hundred fourteen thousand, two hundred twenty-one".