14013400217 has 2 divisors, whose sum is σ = 14013400218. Its totient is φ = 14013400216.

The previous prime is 14013400207. The next prime is 14013400223. The reversal of 14013400217 is 71200431041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12993492121 + 1019908096 = 113989^2 + 31936^2 .

It is a cyclic number.

It is not a de Polignac number, because 14013400217 - 2¹⁴ = 14013383833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14013400192 and 14013400201.

It is not a weakly prime, because it can be changed into another prime (14013400207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006700108 + 7006700109.

It is an arithmetic number, because the mean of its divisors is an integer number (7006700109).

Almost surely, 2^14013400217 is an apocalyptic number.

It is an amenable number.

14013400217 is a deficient number, since it is larger than the sum of its proper divisors (1).

14013400217 is an equidigital number, since it uses as much as digits as its factorization.

14013400217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 14013400217 its reverse (71200431041), we get a palindrome (85213831258).

The spelling of 14013400217 in words is "fourteen billion, thirteen million, four hundred thousand, two hundred seventeen".