14280757 has 2 divisors, whose sum is σ = 14280758. Its totient is φ = 14280756.

The previous prime is 14280737. The next prime is 14280767. The reversal of 14280757 is 75708241.

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., 9979281 + 4301476 = 3159^2 + 2074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14280757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14280737) 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, 7140378 + 7140379.

It is an arithmetic number, because the mean of its divisors is an integer number (7140379).

Almost surely, 2^14280757 is an apocalyptic number.

It is an amenable number.

14280757 is a deficient number, since it is larger than the sum of its proper divisors (1).

14280757 is an equidigital number, since it uses as much as digits as its factorization.

14280757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 14280757 is about 3778.9888859323. The cubic root of 14280757 is about 242.6146805863.

Adding to 14280757 its reverse (75708241), we get a palindrome (89988998).

The spelling of 14280757 in words is "fourteen million, two hundred eighty thousand, seven hundred fifty-seven".