14441421161 has 2 divisors, whose sum is σ = 14441421162. Its totient is φ = 14441421160.

The previous prime is 14441421107. The next prime is 14441421199. The reversal of 14441421161 is 16112414441.

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., 8209266025 + 6232155136 = 90605^2 + 78944^2 .

It is an emirp because it is prime and its reverse (16112414441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14441421161 - 2²² = 14437226857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14441421361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7220710580 + 7220710581.

It is an arithmetic number, because the mean of its divisors is an integer number (7220710581).

Almost surely, 2^14441421161 is an apocalyptic number.

It is an amenable number.

14441421161 is a deficient number, since it is larger than the sum of its proper divisors (1).

14441421161 is an equidigital number, since it uses as much as digits as its factorization.

14441421161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 29.

The spelling of 14441421161 in words is "fourteen billion, four hundred forty-one million, four hundred twenty-one thousand, one hundred sixty-one".