14531338109 has 2 divisors, whose sum is σ = 14531338110. Its totient is φ = 14531338108.

The previous prime is 14531338097. The next prime is 14531338117. The reversal of 14531338109 is 90183313541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8058652900 + 6472685209 = 89770^2 + 80453^2 .

It is a cyclic number.

It is not a de Polignac number, because 14531338109 - 2⁸ = 14531337853 is a prime.

It is a super-2 number, since 2×14531338109² (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 (14531338189) 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, 7265669054 + 7265669055.

It is an arithmetic number, because the mean of its divisors is an integer number (7265669055).

Almost surely, 2^14531338109 is an apocalyptic number.

It is an amenable number.

14531338109 is a deficient number, since it is larger than the sum of its proper divisors (1).

14531338109 is an equidigital number, since it uses as much as digits as its factorization.

14531338109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 14531338109 in words is "fourteen billion, five hundred thirty-one million, three hundred thirty-eight thousand, one hundred nine".