14738909 has 2 divisors, whose sum is σ = 14738910. Its totient is φ = 14738908.

The previous prime is 14738903. The next prime is 14738917. The reversal of 14738909 is 90983741.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14707225 + 31684 = 3835^2 + 178^2 .

It is an emirp because it is prime and its reverse (90983741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14738909 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14738903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7369454 + 7369455.

It is an arithmetic number, because the mean of its divisors is an integer number (7369455).

Almost surely, 2^14738909 is an apocalyptic number.

It is an amenable number.

14738909 is a deficient number, since it is larger than the sum of its proper divisors (1).

14738909 is an equidigital number, since it uses as much as digits as its factorization.

14738909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 14738909 is about 3839.1286771871. The cubic root of 14738909 is about 245.1819223579.

The spelling of 14738909 in words is "fourteen million, seven hundred thirty-eight thousand, nine hundred nine".