11964936227 has 4 divisors (see below), whose sum is σ = 11969431920. Its totient is φ = 11960440536.

The previous prime is 11964936223. The next prime is 11964936229. The reversal of 11964936227 is 72263946911.

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 11964936227 - 2² = 11964936223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11964936223) 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, 2243852 + ... + 2249177.

It is an arithmetic number, because the mean of its divisors is an integer number (2992357980).

Almost surely, 2^11964936227 is an apocalyptic number.

11964936227 is a deficient number, since it is larger than the sum of its proper divisors (4495693).

11964936227 is an equidigital number, since it uses as much as digits as its factorization.

11964936227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495692.

The product of its digits is 979776, while the sum is 50.

The spelling of 11964936227 in words is "eleven billion, nine hundred sixty-four million, nine hundred thirty-six thousand, two hundred twenty-seven".