14420969 has 2 divisors, whose sum is σ = 14420970. Its totient is φ = 14420968.

The previous prime is 14420909. The next prime is 14421047. The reversal of 14420969 is 96902441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7728400 + 6692569 = 2780^2 + 2587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14420969 is a prime.

It is a super-2 number, since 2×14420969² = 415928693797922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14420909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7210484 + 7210485.

It is an arithmetic number, because the mean of its divisors is an integer number (7210485).

Almost surely, 2^14420969 is an apocalyptic number.

It is an amenable number.

14420969 is a deficient number, since it is larger than the sum of its proper divisors (1).

14420969 is an equidigital number, since it uses as much as digits as its factorization.

14420969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 14420969 is about 3797.4950954544. The cubic root of 14420969 is about 243.4061130060.

The spelling of 14420969 in words is "fourteen million, four hundred twenty thousand, nine hundred sixty-nine".