14005240009 has 2 divisors, whose sum is σ = 14005240010. Its totient is φ = 14005240008.

The previous prime is 14005240003. The next prime is 14005240013. The reversal of 14005240009 is 90004250041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11828737600 + 2176502409 = 108760^2 + 46653^2 .

It is a cyclic number.

It is not a de Polignac number, because 14005240009 - 2⁵ = 14005239977 is a prime.

It is a super-2 number, since 2×14005240009² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14005240003) 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, 7002620004 + 7002620005.

It is an arithmetic number, because the mean of its divisors is an integer number (7002620005).

Almost surely, 2^14005240009 is an apocalyptic number.

It is an amenable number.

14005240009 is a deficient number, since it is larger than the sum of its proper divisors (1).

14005240009 is an equidigital number, since it uses as much as digits as its factorization.

14005240009 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 spelling of 14005240009 in words is "fourteen billion, five million, two hundred forty thousand, nine".