6356243 has 2 divisors, whose sum is σ = 6356244. Its totient is φ = 6356242.

The previous prime is 6356239. The next prime is 6356263. The reversal of 6356243 is 3426536.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6356243 - 2² = 6356239 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 6 + 3⁵ + 5³ + 6² + 2¹⁹ + 4¹⁰ + 3¹⁴ .

It is not a weakly prime, because it can be changed into another prime (6356213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178121 + 3178122.

It is an arithmetic number, because the mean of its divisors is an integer number (3178122).

Almost surely, 2^6356243 is an apocalyptic number.

6356243 is a deficient number, since it is larger than the sum of its proper divisors (1).

6356243 is an equidigital number, since it uses as much as digits as its factorization.

6356243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 6356243 is about 2521.1590588458. The cubic root of 6356243 is about 185.2394561771.

The spelling of 6356243 in words is "six million, three hundred fifty-six thousand, two hundred forty-three".