14536039909 has 2 divisors, whose sum is σ = 14536039910. Its totient is φ = 14536039908.

The previous prime is 14536039901. The next prime is 14536039937. The reversal of 14536039909 is 90993063541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14128888225 + 407151684 = 118865^2 + 20178^2 .

It is a cyclic number.

It is not a de Polignac number, because 14536039909 - 2³ = 14536039901 is a prime.

It is a super-2 number, since 2×14536039909² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14536039901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7268019954 + 7268019955.

It is an arithmetic number, because the mean of its divisors is an integer number (7268019955).

Almost surely, 2^14536039909 is an apocalyptic number.

It is an amenable number.

14536039909 is a deficient number, since it is larger than the sum of its proper divisors (1).

14536039909 is an equidigital number, since it uses as much as digits as its factorization.

14536039909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 787320, while the sum is 49.

The spelling of 14536039909 in words is "fourteen billion, five hundred thirty-six million, thirty-nine thousand, nine hundred nine".