6249814289 has 2 divisors, whose sum is σ = 6249814290. Its totient is φ = 6249814288.

The previous prime is 6249814271. The next prime is 6249814309. The reversal of 6249814289 is 9824189426.

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., 3502272400 + 2747541889 = 59180^2 + 52417^2 .

It is a cyclic number.

It is not a de Polignac number, because 6249814289 - 2⁸ = 6249814033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6249814289.

It is not a weakly prime, because it can be changed into another prime (6249814789) 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, 3124907144 + 3124907145.

It is an arithmetic number, because the mean of its divisors is an integer number (3124907145).

Almost surely, 2^6249814289 is an apocalyptic number.

It is an amenable number.

6249814289 is a deficient number, since it is larger than the sum of its proper divisors (1).

6249814289 is an equidigital number, since it uses as much as digits as its factorization.

6249814289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 53.

The square root of 6249814289 is about 79055.7669559913. The cubic root of 6249814289 is about 1841.9975047349.

The spelling of 6249814289 in words is "six billion, two hundred forty-nine million, eight hundred fourteen thousand, two hundred eighty-nine".