14947920853 has 2 divisors, whose sum is σ = 14947920854. Its totient is φ = 14947920852.

The previous prime is 14947920817. The next prime is 14947920877. The reversal of 14947920853 is 35802974941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12833944369 + 2113976484 = 113287^2 + 45978^2 .

It is a cyclic number.

It is not a de Polignac number, because 14947920853 - 2¹⁷ = 14947789781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14947920853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14947920893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7473960426 + 7473960427.

It is an arithmetic number, because the mean of its divisors is an integer number (7473960427).

Almost surely, 2^14947920853 is an apocalyptic number.

It is an amenable number.

14947920853 is a deficient number, since it is larger than the sum of its proper divisors (1).

14947920853 is an equidigital number, since it uses as much as digits as its factorization.

14947920853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 14947920853 in words is "fourteen billion, nine hundred forty-seven million, nine hundred twenty thousand, eight hundred fifty-three".