9611101109977 has 2 divisors, whose sum is σ = 9611101109978. Its totient is φ = 9611101109976.

The previous prime is 9611101109947. The next prime is 9611101109999. The reversal of 9611101109977 is 7799011011169.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9610843218496 + 257891481 = 3100136^2 + 16059^2 .

It is a cyclic number.

It is not a de Polignac number, because 9611101109977 - 2¹¹ = 9611101107929 is a prime.

It is a super-2 number, since 2×9611101109977² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9611101109917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4805550554988 + 4805550554989.

It is an arithmetic number, because the mean of its divisors is an integer number (4805550554989).

Almost surely, 2^{9611101109977} is an apocalyptic number.

It is an amenable number.

9611101109977 is a deficient number, since it is larger than the sum of its proper divisors (1).

9611101109977 is an equidigital number, since it uses as much as digits as its factorization.

9611101109977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326, while the sum is 52.

The spelling of 9611101109977 in words is "nine trillion, six hundred eleven billion, one hundred one million, one hundred nine thousand, nine hundred seventy-seven".