95639813 has 2 divisors, whose sum is σ = 95639814. Its totient is φ = 95639812.

The previous prime is 95639809. The next prime is 95639827. The reversal of 95639813 is 31893659.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84235684 + 11404129 = 9178^2 + 3377^2 .

It is a cyclic number.

It is not a de Polignac number, because 95639813 - 2² = 95639809 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (95639893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47819906 + 47819907.

It is an arithmetic number, because the mean of its divisors is an integer number (47819907).

Almost surely, 2^95639813 is an apocalyptic number.

It is an amenable number.

95639813 is a deficient number, since it is larger than the sum of its proper divisors (1).

95639813 is an equidigital number, since it uses as much as digits as its factorization.

95639813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 44.

The square root of 95639813 is about 9779.5609819664. The cubic root of 95639813 is about 457.3123249059.

The spelling of 95639813 in words is "ninety-five million, six hundred thirty-nine thousand, eight hundred thirteen".