11607121177 has 2 divisors, whose sum is σ = 11607121178. Its totient is φ = 11607121176.

The previous prime is 11607121159. The next prime is 11607121181. The reversal of 11607121177 is 77112170611.

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., 6596038656 + 5011082521 = 81216^2 + 70789^2 .

It is a cyclic number.

It is not a de Polignac number, because 11607121177 - 2⁷ = 11607121049 is a prime.

It is not a weakly prime, because it can be changed into another prime (11607121187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5803560588 + 5803560589.

It is an arithmetic number, because the mean of its divisors is an integer number (5803560589).

Almost surely, 2^11607121177 is an apocalyptic number.

It is an amenable number.

11607121177 is a deficient number, since it is larger than the sum of its proper divisors (1).

11607121177 is an equidigital number, since it uses as much as digits as its factorization.

11607121177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 34.

Adding to 11607121177 its reverse (77112170611), we get a palindrome (88719291788).

The spelling of 11607121177 in words is "eleven billion, six hundred seven million, one hundred twenty-one thousand, one hundred seventy-seven".