11315321177 has 2 divisors, whose sum is σ = 11315321178. Its totient is φ = 11315321176.

The previous prime is 11315321137. The next prime is 11315321189. The reversal of 11315321177 is 77112351311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8908339456 + 2406981721 = 94384^2 + 49061^2 .

It is a cyclic number.

It is not a de Polignac number, because 11315321177 - 2¹² = 11315317081 is a prime.

It is not a weakly prime, because it can be changed into another prime (11315321117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657660588 + 5657660589.

It is an arithmetic number, because the mean of its divisors is an integer number (5657660589).

Almost surely, 2^11315321177 is an apocalyptic number.

It is an amenable number.

11315321177 is a deficient number, since it is larger than the sum of its proper divisors (1).

11315321177 is an equidigital number, since it uses as much as digits as its factorization.

11315321177 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4410, while the sum is 32.

Adding to 11315321177 its reverse (77112351311), we get a palindrome (88427672488).

The spelling of 11315321177 in words is "eleven billion, three hundred fifteen million, three hundred twenty-one thousand, one hundred seventy-seven".