11861182763 has 4 divisors (see below), whose sum is σ = 12485455560. Its totient is φ = 11236909968.

The previous prime is 11861182721. The next prime is 11861182771. The reversal of 11861182763 is 36728116811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11861182763 - 2⁸ = 11861182507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11861182783) 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, 312136370 + ... + 312136407.

It is an arithmetic number, because the mean of its divisors is an integer number (3121363890).

Almost surely, 2^11861182763 is an apocalyptic number.

11861182763 is a deficient number, since it is larger than the sum of its proper divisors (624272797).

11861182763 is an equidigital number, since it uses as much as digits as its factorization.

11861182763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624272796.

The product of its digits is 96768, while the sum is 44.

The spelling of 11861182763 in words is "eleven billion, eight hundred sixty-one million, one hundred eighty-two thousand, seven hundred sixty-three".