11777527117 has 4 divisors (see below), whose sum is σ = 11777764000. Its totient is φ = 11777290236.

The previous prime is 11777527109. The next prime is 11777527123. The reversal of 11777527117 is 71172577711.

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 11777527117 - 2³ = 11777527109 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 (11777587117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11943 + ... + 153940.

It is an arithmetic number, because the mean of its divisors is an integer number (2944441000).

Almost surely, 2^11777527117 is an apocalyptic number.

It is an amenable number.

11777527117 is a deficient number, since it is larger than the sum of its proper divisors (236883).

11777527117 is an equidigital number, since it uses as much as digits as its factorization.

11777527117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236882.

The product of its digits is 168070, while the sum is 46.

The spelling of 11777527117 in words is "eleven billion, seven hundred seventy-seven million, five hundred twenty-seven thousand, one hundred seventeen".