6413433253 has 2 divisors, whose sum is σ = 6413433254. Its totient is φ = 6413433252.

The previous prime is 6413433251. The next prime is 6413433283. The reversal of 6413433253 is 3523343146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5353409889 + 1060023364 = 73167^2 + 32558^2 .

It is a cyclic number.

It is not a de Polignac number, because 6413433253 - 2¹ = 6413433251 is a prime.

It is a super-2 number, since 2×6413433253² = 82264252181372324018, which contains 22 as substring.

Together with 6413433251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6413433251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3206716626 + 3206716627.

It is an arithmetic number, because the mean of its divisors is an integer number (3206716627).

Almost surely, 2^6413433253 is an apocalyptic number.

It is an amenable number.

6413433253 is a deficient number, since it is larger than the sum of its proper divisors (1).

6413433253 is an equidigital number, since it uses as much as digits as its factorization.

6413433253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 34.

The square root of 6413433253 is about 80083.9138216908. The cubic root of 6413433253 is about 1857.9336181053.

Adding to 6413433253 its reverse (3523343146), we get a palindrome (9936776399).

The spelling of 6413433253 in words is "six billion, four hundred thirteen million, four hundred thirty-three thousand, two hundred fifty-three".