11177666641 has 2 divisors, whose sum is σ = 11177666642. Its totient is φ = 11177666640.

The previous prime is 11177666627. The next prime is 11177666671. The reversal of 11177666641 is 14666677111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11151360000 + 26306641 = 105600^2 + 5129^2 .

It is a cyclic number.

It is not a de Polignac number, because 11177666641 - 2²⁹ = 10640795729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11177666591 and 11177666600.

It is not a weakly prime, because it can be changed into another prime (11177666671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5588833320 + 5588833321.

It is an arithmetic number, because the mean of its divisors is an integer number (5588833321).

Almost surely, 2^11177666641 is an apocalyptic number.

It is an amenable number.

11177666641 is a deficient number, since it is larger than the sum of its proper divisors (1).

11177666641 is an equidigital number, since it uses as much as digits as its factorization.

11177666641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 46.

The spelling of 11177666641 in words is "eleven billion, one hundred seventy-seven million, six hundred sixty-six thousand, six hundred forty-one".