14245030021 has 2 divisors, whose sum is σ = 14245030022. Its totient is φ = 14245030020.

The previous prime is 14245029991. The next prime is 14245030091. The reversal of 14245030021 is 12003054241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14229149796 + 15880225 = 119286^2 + 3985^2 .

It is a cyclic number.

It is not a de Polignac number, because 14245030021 - 2⁹ = 14245029509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14245029974 and 14245030001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14245030091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7122515010 + 7122515011.

It is an arithmetic number, because the mean of its divisors is an integer number (7122515011).

Almost surely, 2^14245030021 is an apocalyptic number.

It is an amenable number.

14245030021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14245030021 is an equidigital number, since it uses as much as digits as its factorization.

14245030021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 14245030021 its reverse (12003054241), we get a palindrome (26248084262).

The spelling of 14245030021 in words is "fourteen billion, two hundred forty-five million, thirty thousand, twenty-one".