6413523601 has 2 divisors, whose sum is σ = 6413523602. Its totient is φ = 6413523600.

The previous prime is 6413523593. The next prime is 6413523631. The reversal of 6413523601 is 1063253146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5405778576 + 1007745025 = 73524^2 + 31745^2 .

It is a cyclic number.

It is not a de Polignac number, because 6413523601 - 2³ = 6413523593 is a prime.

It is a super-2 number, since 2×6413523601² = 82266569961168014402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6413523631) 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, 3206761800 + 3206761801.

It is an arithmetic number, because the mean of its divisors is an integer number (3206761801).

Almost surely, 2^6413523601 is an apocalyptic number.

It is an amenable number.

6413523601 is a deficient number, since it is larger than the sum of its proper divisors (1).

6413523601 is an equidigital number, since it uses as much as digits as its factorization.

6413523601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6413523601 is about 80084.4779030244. The cubic root of 6413523601 is about 1857.9423424911.

Adding to 6413523601 its reverse (1063253146), we get a palindrome (7476776747).

The spelling of 6413523601 in words is "six billion, four hundred thirteen million, five hundred twenty-three thousand, six hundred one".