14554789 has 2 divisors, whose sum is σ = 14554790. Its totient is φ = 14554788.

The previous prime is 14554777. The next prime is 14554831. The reversal of 14554789 is 98745541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10614564 + 3940225 = 3258^2 + 1985^2 .

It is an emirp because it is prime and its reverse (98745541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14554789 - 2¹⁹ = 14030501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14554289) 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, 7277394 + 7277395.

It is an arithmetic number, because the mean of its divisors is an integer number (7277395).

Almost surely, 2^14554789 is an apocalyptic number.

It is an amenable number.

14554789 is a deficient number, since it is larger than the sum of its proper divisors (1).

14554789 is an equidigital number, since it uses as much as digits as its factorization.

14554789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 43.

The square root of 14554789 is about 3815.0739180257. The cubic root of 14554789 is about 244.1566952380.

The spelling of 14554789 in words is "fourteen million, five hundred fifty-four thousand, seven hundred eighty-nine".