14300921 has 2 divisors, whose sum is σ = 14300922. Its totient is φ = 14300920.

The previous prime is 14300903. The next prime is 14300953. The reversal of 14300921 is 12900341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14167696 + 133225 = 3764^2 + 365^2 .

It is a cyclic number.

It is not a de Polignac number, because 14300921 - 2¹⁴ = 14284537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14300893 and 14300902.

It is not a weakly prime, because it can be changed into another prime (14300971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7150460 + 7150461.

It is an arithmetic number, because the mean of its divisors is an integer number (7150461).

Almost surely, 2^14300921 is an apocalyptic number.

It is an amenable number.

14300921 is a deficient number, since it is larger than the sum of its proper divisors (1).

14300921 is an equidigital number, since it uses as much as digits as its factorization.

14300921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 14300921 is about 3781.6558542522. The cubic root of 14300921 is about 242.7288150992.

The spelling of 14300921 in words is "fourteen million, three hundred thousand, nine hundred twenty-one".