14747447369 has 2 divisors, whose sum is σ = 14747447370. Its totient is φ = 14747447368.

The previous prime is 14747447359. The next prime is 14747447461. The reversal of 14747447369 is 96374474741.

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., 14717329225 + 30118144 = 121315^2 + 5488^2 .

It is a cyclic number.

It is not a de Polignac number, because 14747447369 - 2⁴ = 14747447353 is a prime.

It is a super-2 number, since 2×14747447369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14747447359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7373723684 + 7373723685.

It is an arithmetic number, because the mean of its divisors is an integer number (7373723685).

Almost surely, 2^14747447369 is an apocalyptic number.

It is an amenable number.

14747447369 is a deficient number, since it is larger than the sum of its proper divisors (1).

14747447369 is an equidigital number, since it uses as much as digits as its factorization.

14747447369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 56.

The spelling of 14747447369 in words is "fourteen billion, seven hundred forty-seven million, four hundred forty-seven thousand, three hundred sixty-nine".