14543228977 has 2 divisors, whose sum is σ = 14543228978. Its totient is φ = 14543228976.

The previous prime is 14543228897. The next prime is 14543228983. The reversal of 14543228977 is 77982234541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12924051856 + 1619177121 = 113684^2 + 40239^2 .

It is an emirp because it is prime and its reverse (77982234541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14543228977 is a prime.

It is not a weakly prime, because it can be changed into another prime (14543228677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7271614488 + 7271614489.

It is an arithmetic number, because the mean of its divisors is an integer number (7271614489).

Almost surely, 2^14543228977 is an apocalyptic number.

It is an amenable number.

14543228977 is a deficient number, since it is larger than the sum of its proper divisors (1).

14543228977 is an equidigital number, since it uses as much as digits as its factorization.

14543228977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 52.

The spelling of 14543228977 in words is "fourteen billion, five hundred forty-three million, two hundred twenty-eight thousand, nine hundred seventy-seven".