14427757 has 2 divisors, whose sum is σ = 14427758. Its totient is φ = 14427756.

The previous prime is 14427737. The next prime is 14427767. The reversal of 14427757 is 75772441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14092516 + 335241 = 3754^2 + 579^2 .

It is an emirp because it is prime and its reverse (75772441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14427757 - 2⁷ = 14427629 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 (14427737) 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, 7213878 + 7213879.

It is an arithmetic number, because the mean of its divisors is an integer number (7213879).

Almost surely, 2^14427757 is an apocalyptic number.

It is an amenable number.

14427757 is a deficient number, since it is larger than the sum of its proper divisors (1).

14427757 is an equidigital number, since it uses as much as digits as its factorization.

14427757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54880, while the sum is 37.

The square root of 14427757 is about 3798.3887373464. The cubic root of 14427757 is about 243.4442977152. Note that the first 3 decimals are identical.

The spelling of 14427757 in words is "fourteen million, four hundred twenty-seven thousand, seven hundred fifty-seven".