6254340247 has 2 divisors, whose sum is σ = 6254340248. Its totient is φ = 6254340246.

The previous prime is 6254340221. The next prime is 6254340277. The reversal of 6254340247 is 7420434526.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6254340247 - 2²³ = 6245951639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6254340217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3127170123 + 3127170124.

It is an arithmetic number, because the mean of its divisors is an integer number (3127170124).

Almost surely, 2^6254340247 is an apocalyptic number.

6254340247 is a deficient number, since it is larger than the sum of its proper divisors (1).

6254340247 is an equidigital number, since it uses as much as digits as its factorization.

6254340247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 6254340247 is about 79084.3868725047. The cubic root of 6254340247 is about 1842.4420401686.

The spelling of 6254340247 in words is "six billion, two hundred fifty-four million, three hundred forty thousand, two hundred forty-seven".