9711331601 has 2 divisors, whose sum is σ = 9711331602. Its totient is φ = 9711331600.

The previous prime is 9711331579. The next prime is 9711331621. The reversal of 9711331601 is 1061331179.

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., 8468416576 + 1242915025 = 92024^2 + 35255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9711331601 is a prime.

It is a super-2 number, since 2×9711331601² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9711331621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4855665800 + 4855665801.

It is an arithmetic number, because the mean of its divisors is an integer number (4855665801).

Almost surely, 2^9711331601 is an apocalyptic number.

It is an amenable number.

9711331601 is a deficient number, since it is larger than the sum of its proper divisors (1).

9711331601 is an equidigital number, since it uses as much as digits as its factorization.

9711331601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 9711331601 is about 98546.0887148749. The cubic root of 9711331601 is about 2133.5013789798.

The spelling of 9711331601 in words is "nine billion, seven hundred eleven million, three hundred thirty-one thousand, six hundred one".