14828273921 has 2 divisors, whose sum is σ = 14828273922. Its totient is φ = 14828273920.

The previous prime is 14828273917. The next prime is 14828273951. The reversal of 14828273921 is 12937282841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11724558400 + 3103715521 = 108280^2 + 55711^2 .

It is a cyclic number.

It is not a de Polignac number, because 14828273921 - 2² = 14828273917 is a prime.

It is not a weakly prime, because it can be changed into another prime (14828273951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7414136960 + 7414136961.

It is an arithmetic number, because the mean of its divisors is an integer number (7414136961).

Almost surely, 2^14828273921 is an apocalyptic number.

It is an amenable number.

14828273921 is a deficient number, since it is larger than the sum of its proper divisors (1).

14828273921 is an equidigital number, since it uses as much as digits as its factorization.

14828273921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 47.

The spelling of 14828273921 in words is "fourteen billion, eight hundred twenty-eight million, two hundred seventy-three thousand, nine hundred twenty-one".