6464528113 has 2 divisors, whose sum is σ = 6464528114. Its totient is φ = 6464528112.

The previous prime is 6464528101. The next prime is 6464528117. The reversal of 6464528113 is 3118254646.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6057820224 + 406707889 = 77832^2 + 20167^2 .

It is a cyclic number.

It is not a de Polignac number, because 6464528113 - 2¹³ = 6464519921 is a prime.

It is not a weakly prime, because it can be changed into another prime (6464528117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232264056 + 3232264057.

It is an arithmetic number, because the mean of its divisors is an integer number (3232264057).

Almost surely, 2^6464528113 is an apocalyptic number.

It is an amenable number.

6464528113 is a deficient number, since it is larger than the sum of its proper divisors (1).

6464528113 is an equidigital number, since it uses as much as digits as its factorization.

6464528113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 40.

The square root of 6464528113 is about 80402.2892273597. The cubic root of 6464528113 is about 1862.8545325004.

The spelling of 6464528113 in words is "six billion, four hundred sixty-four million, five hundred twenty-eight thousand, one hundred thirteen".