1001006113 has 2 divisors, whose sum is σ = 1001006114. Its totient is φ = 1001006112.

The previous prime is 1001006099. The next prime is 1001006117. The reversal of 1001006113 is 3116001001.

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., 999065664 + 1940449 = 31608^2 + 1393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001006113 - 2²¹ = 998908961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001006093 and 1001006102.

It is not a weakly prime, because it can be changed into another prime (1001006117) 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, 500503056 + 500503057.

It is an arithmetic number, because the mean of its divisors is an integer number (500503057).

Almost surely, 2^1001006113 is an apocalyptic number.

It is an amenable number.

1001006113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001006113 is an equidigital number, since it uses as much as digits as its factorization.

1001006113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1001006113 is about 31638.6806456906. The cubic root of 1001006113 is about 1000.3352585891.

Adding to 1001006113 its reverse (3116001001), we get a palindrome (4117007114).

The spelling of 1001006113 in words is "one billion, one million, six thousand, one hundred thirteen".