9690408113 has 2 divisors, whose sum is σ = 9690408114. Its totient is φ = 9690408112.

The previous prime is 9690408109. The next prime is 9690408131. The reversal of 9690408113 is 3118040969.

9690408113 = 69607² + 69608².

Together with next prime (9690408131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4845273664 + 4845134449 = 69608^2 + 69607^2 .

It is a cyclic number.

It is not a de Polignac number, because 9690408113 - 2² = 9690408109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9690408103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845204056 + 4845204057.

It is an arithmetic number, because the mean of its divisors is an integer number (4845204057).

Almost surely, 2^9690408113 is an apocalyptic number.

9690408113 is the 69608-th centered square number.

It is an amenable number.

9690408113 is a deficient number, since it is larger than the sum of its proper divisors (1).

9690408113 is an equidigital number, since it uses as much as digits as its factorization.

9690408113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 9690408113 is about 98439.8705454248. The cubic root of 9690408113 is about 2131.9680366060.

The spelling of 9690408113 in words is "nine billion, six hundred ninety million, four hundred eight thousand, one hundred thirteen".