14542009 has 2 divisors, whose sum is σ = 14542010. Its totient is φ = 14542008.

The previous prime is 14542001. The next prime is 14542019. The reversal of 14542009 is 90024541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12924025 + 1617984 = 3595^2 + 1272^2 .

It is a cyclic number.

It is not a de Polignac number, because 14542009 - 2³ = 14542001 is a prime.

It is a super-2 number, since 2×14542009² = 422940051512162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14542001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7271004 + 7271005.

It is an arithmetic number, because the mean of its divisors is an integer number (7271005).

Almost surely, 2^14542009 is an apocalyptic number.

It is an amenable number.

14542009 is a deficient number, since it is larger than the sum of its proper divisors (1).

14542009 is an equidigital number, since it uses as much as digits as its factorization.

14542009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 14542009 is about 3813.3986154086. The cubic root of 14542009 is about 244.0852127798.

The spelling of 14542009 in words is "fourteen million, five hundred forty-two thousand, nine".