6252978313 has 2 divisors, whose sum is σ = 6252978314. Its totient is φ = 6252978312.

The previous prime is 6252978311. The next prime is 6252978359. The reversal of 6252978313 is 3138792526.

It is an a-pointer prime, because the next prime (6252978359) can be obtained adding 6252978313 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3566836729 + 2686141584 = 59723^2 + 51828^2 .

It is a cyclic number.

It is not a de Polignac number, because 6252978313 - 2¹ = 6252978311 is a prime.

Together with 6252978311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6252978311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126489156 + 3126489157.

It is an arithmetic number, because the mean of its divisors is an integer number (3126489157).

Almost surely, 2^6252978313 is an apocalyptic number.

It is an amenable number.

6252978313 is a deficient number, since it is larger than the sum of its proper divisors (1).

6252978313 is an equidigital number, since it uses as much as digits as its factorization.

6252978313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 6252978313 is about 79075.7757660334. The cubic root of 6252978313 is about 1842.3082948270.

The spelling of 6252978313 in words is "six billion, two hundred fifty-two million, nine hundred seventy-eight thousand, three hundred thirteen".