9906001001 has 16 divisors (see below), whose sum is σ = 10779664896. Its totient is φ = 9048424896.

The previous prime is 9906000953. The next prime is 9906001003. The reversal of 9906001001 is 1001006099.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9906001001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9906001003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961536 + ... + 2964878.

It is an arithmetic number, because the mean of its divisors is an integer number (673729056).

Almost surely, 2^9906001001 is an apocalyptic number.

It is an amenable number.

9906001001 is a deficient number, since it is larger than the sum of its proper divisors (873663895).

9906001001 is a wasteful number, since it uses less digits than its factorization.

9906001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 9906001001 is about 99528.8953068404. The cubic root of 9906001001 is about 2147.6629374262.

The spelling of 9906001001 in words is "nine billion, nine hundred six million, one thousand, one".