14195009 has 2 divisors, whose sum is σ = 14195010. Its totient is φ = 14195008.

The previous prime is 14194969. The next prime is 14195011. The reversal of 14195009 is 90059141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13897984 + 297025 = 3728^2 + 545^2 .

It is a cyclic number.

It is not a de Polignac number, because 14195009 - 2⁸ = 14194753 is a prime.

Together with 14195011, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₉₂₁₈₉₀ and since 14195009 and 921890 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (14195509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7097504 + 7097505.

It is an arithmetic number, because the mean of its divisors is an integer number (7097505).

Almost surely, 2^14195009 is an apocalyptic number.

It is an amenable number.

14195009 is a deficient number, since it is larger than the sum of its proper divisors (1).

14195009 is an equidigital number, since it uses as much as digits as its factorization.

14195009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 14195009 is about 3767.6264411430. The cubic root of 14195009 is about 242.1281167123.

The spelling of 14195009 in words is "fourteen million, one hundred ninety-five thousand, nine".