14450000021 has 2 divisors, whose sum is σ = 14450000022. Its totient is φ = 14450000020.

The previous prime is 14449999997. The next prime is 14450000029. The reversal of 14450000021 is 12000005441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14445636100 + 4363921 = 120190^2 + 2089^2 .

It is a cyclic number.

It is not a de Polignac number, because 14450000021 - 2⁶ = 14449999957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14450000029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7225000010 + 7225000011.

It is an arithmetic number, because the mean of its divisors is an integer number (7225000011).

Almost surely, 2^14450000021 is an apocalyptic number.

It is an amenable number.

14450000021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14450000021 is an equidigital number, since it uses as much as digits as its factorization.

14450000021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 14450000021 its reverse (12000005441), we get a palindrome (26450005462).

The spelling of 14450000021 in words is "fourteen billion, four hundred fifty million, twenty-one", and thus it is an aban number.