11807040517 has 4 divisors (see below), whose sum is σ = 11823282016. Its totient is φ = 11790799020.

The previous prime is 11807040503. The next prime is 11807040523. The reversal of 11807040517 is 71504070811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11807040517 - 2³¹ = 9659556869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11807040527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8119659 + ... + 8121112.

It is an arithmetic number, because the mean of its divisors is an integer number (2955820504).

Almost surely, 2^11807040517 is an apocalyptic number.

It is an amenable number.

11807040517 is a deficient number, since it is larger than the sum of its proper divisors (16241499).

11807040517 is an equidigital number, since it uses as much as digits as its factorization.

11807040517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16241498.

The product of its (nonzero) digits is 7840, while the sum is 34.

The spelling of 11807040517 in words is "eleven billion, eight hundred seven million, forty thousand, five hundred seventeen".