14261300821 has 2 divisors, whose sum is σ = 14261300822. Its totient is φ = 14261300820.

The previous prime is 14261300819. The next prime is 14261300863. The reversal of 14261300821 is 12800316241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9353597796 + 4907703025 = 96714^2 + 70055^2 .

It is a cyclic number.

It is not a de Polignac number, because 14261300821 - 2¹ = 14261300819 is a prime.

It is a super-2 number, since 2×14261300821² (a number of 21 digits) contains 22 as substring.

Together with 14261300819, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 14261300821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14261300021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7130650410 + 7130650411.

It is an arithmetic number, because the mean of its divisors is an integer number (7130650411).

Almost surely, 2^14261300821 is an apocalyptic number.

It is an amenable number.

14261300821 is a deficient number, since it is larger than the sum of its proper divisors (1).

14261300821 is an equidigital number, since it uses as much as digits as its factorization.

14261300821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 14261300821 in words is "fourteen billion, two hundred sixty-one million, three hundred thousand, eight hundred twenty-one".