11941317117 has 24 divisors (see below), whose sum is σ = 17958959928. Its totient is φ = 7639372800.

The previous prime is 11941317109. The next prime is 11941317121. The reversal of 11941317117 is 71171314911.

11941317117 is a `hidden beast` number, since 119 + 413 + 17 + 117 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 340734681 + 11600582436 = 18459^2 + 107706^2 .

It is not a de Polignac number, because 11941317117 - 2³ = 11941317109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11941317187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242748 + ... + 287765.

It is an arithmetic number, because the mean of its divisors is an integer number (748289997).

Almost surely, 2^11941317117 is an apocalyptic number.

It is an amenable number.

11941317117 is a deficient number, since it is larger than the sum of its proper divisors (6017642811).

11941317117 is a wasteful number, since it uses less digits than its factorization.

11941317117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530621 (or 530618 counting only the distinct ones).

The product of its digits is 5292, while the sum is 36.

The spelling of 11941317117 in words is "eleven billion, nine hundred forty-one million, three hundred seventeen thousand, one hundred seventeen".