6256013 has 2 divisors, whose sum is σ = 6256014. Its totient is φ = 6256012.

The previous prime is 6255989. The next prime is 6256021. The reversal of 6256013 is 3106526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4012009 + 2244004 = 2003^2 + 1498^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6256013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6256013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6256043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3128006 + 3128007.

It is an arithmetic number, because the mean of its divisors is an integer number (3128007).

Almost surely, 2^6256013 is an apocalyptic number.

It is an amenable number.

6256013 is a deficient number, since it is larger than the sum of its proper divisors (1).

6256013 is an equidigital number, since it uses as much as digits as its factorization.

6256013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 6256013 is about 2501.2023108897. The cubic root of 6256013 is about 184.2606282151.

The spelling of 6256013 in words is "six million, two hundred fifty-six thousand, thirteen".