14647156109 has 2 divisors, whose sum is σ = 14647156110. Its totient is φ = 14647156108.

The previous prime is 14647156057. The next prime is 14647156127. The reversal of 14647156109 is 90165174641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12651300484 + 1995855625 = 112478^2 + 44675^2 .

It is a cyclic number.

It is not a de Polignac number, because 14647156109 - 2²⁰ = 14646107533 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14647156109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14647156169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7323578054 + 7323578055.

It is an arithmetic number, because the mean of its divisors is an integer number (7323578055).

Almost surely, 2^14647156109 is an apocalyptic number.

It is an amenable number.

14647156109 is a deficient number, since it is larger than the sum of its proper divisors (1).

14647156109 is an equidigital number, since it uses as much as digits as its factorization.

14647156109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 14647156109 in words is "fourteen billion, six hundred forty-seven million, one hundred fifty-six thousand, one hundred nine".