9691001 has 2 divisors, whose sum is σ = 9691002. Its totient is φ = 9691000.

The previous prime is 9690907. The next prime is 9691061. The reversal of 9691001 is 1001969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6885376 + 2805625 = 2624^2 + 1675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9691001 is a prime.

It is not a weakly prime, because it can be changed into another prime (9691061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845500 + 4845501.

It is an arithmetic number, because the mean of its divisors is an integer number (4845501).

Almost surely, 2^9691001 is an apocalyptic number.

It is an amenable number.

9691001 is a deficient number, since it is larger than the sum of its proper divisors (1).

9691001 is an equidigital number, since it uses as much as digits as its factorization.

9691001 is an evil number, because the sum of its binary digits is even.

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

The square root of 9691001 is about 3113.0372628672. The cubic root of 9691001 is about 213.2011515695.

It can be divided in two parts, 969 and 1001, that multiplied together give a palindrome (969969).

The spelling of 9691001 in words is "nine million, six hundred ninety-one thousand, one".